19951140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:122

約数の個数: 192

約数和(自身を含む): 67415040

約数和(自身を除く): 47463900

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 37, 38, 43, 44, 55, 57, 60, 66, 74, 76, 86, 95, 110, 111, 114, 129, 132, 148, 165, 172, 185, 190, 209, 215, 220, 222, 228, 258, 285, 330, 370, 380, 407, 418, 430, 444, 473, 516, 555, 570, 627, 645, 660, 703, 740, 814, 817, 836, 860, 946, 1045, 1110, 1140, 1221, 1254, 1290, 1406, 1419, 1591, 1628, 1634, 1892, 2035, 2090, 2109, 2220, 2365, 2442, 2451, 2508, 2580, 2812, 2838, 3135, 3182, 3268, 3515, 4070, 4085, 4180, 4218, 4730, 4773, 4884, 4902, 5676, 6105, 6270, 6364, 7030, 7095, 7733, 7955, 8140, 8170, 8436, 8987, 9460, 9546, 9804, 10545, 12210, 12255, 12540, 14060, 14190, 15466, 15910, 16340, 17501, 17974, 19092, 21090, 23199, 23865, 24420, 24510, 26961, 28380, 30229, 30932, 31820, 35002, 35948, 38665, 42180, 44935, 46398, 47730, 49020, 52503, 53922, 60458, 70004, 77330, 87505, 89870, 90687, 92796, 95460, 105006, 107844, 115995, 120916, 134805, 151145, 154660, 175010, 179740, 181374, 210012, 231990, 262515, 269610, 302290, 332519, 350020, 362748, 453435, 463980, 525030, 539220, 604580, 665038, 906870, 997557, 1050060, 1330076, 1662595, 1813740, 1995114, 3325190, 3990228, 4987785, 6650380, 9975570, 19951140]

約数ペア:

[(1, 19951140), (2, 9975570), (3, 6650380), (4, 4987785), (5, 3990228), (6, 3325190), (10, 1995114), (11, 1813740), (12, 1662595), (15, 1330076), (19, 1050060), (20, 997557), (22, 906870), (30, 665038), (33, 604580), (37, 539220), (38, 525030), (43, 463980), (44, 453435), (55, 362748), (57, 350020), (60, 332519), (66, 302290), (74, 269610), (76, 262515), (86, 231990), (95, 210012), (110, 181374), (111, 179740), (114, 175010), (129, 154660), (132, 151145), (148, 134805), (165, 120916), (172, 115995), (185, 107844), (190, 105006), (209, 95460), (215, 92796), (220, 90687), (222, 89870), (228, 87505), (258, 77330), (285, 70004), (330, 60458), (370, 53922), (380, 52503), (407, 49020), (418, 47730), (430, 46398), (444, 44935), (473, 42180), (516, 38665), (555, 35948), (570, 35002), (627, 31820), (645, 30932), (660, 30229), (703, 28380), (740, 26961), (814, 24510), (817, 24420), (836, 23865), (860, 23199), (946, 21090), (1045, 19092), (1110, 17974), (1140, 17501), (1221, 16340), (1254, 15910), (1290, 15466), (1406, 14190), (1419, 14060), (1591, 12540), (1628, 12255), (1634, 12210), (1892, 10545), (2035, 9804), (2090, 9546), (2109, 9460), (2220, 8987), (2365, 8436), (2442, 8170), (2451, 8140), (2508, 7955), (2580, 7733), (2812, 7095), (2838, 7030), (3135, 6364), (3182, 6270), (3268, 6105), (3515, 5676), (4070, 4902), (4085, 4884), (4180, 4773), (4218, 4730)]