26601520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 160

約数和(自身を含む): 74638080

約数和(自身を除く): 48036560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 37, 38, 40, 43, 44, 55, 74, 76, 80, 86, 88, 95, 110, 148, 152, 172, 176, 185, 190, 209, 215, 220, 296, 304, 344, 370, 380, 407, 418, 430, 440, 473, 592, 688, 703, 740, 760, 814, 817, 836, 860, 880, 946, 1045, 1406, 1480, 1520, 1591, 1628, 1634, 1672, 1720, 1892, 2035, 2090, 2365, 2812, 2960, 3182, 3256, 3268, 3344, 3440, 3515, 3784, 4070, 4085, 4180, 4730, 5624, 6364, 6512, 6536, 7030, 7568, 7733, 7955, 8140, 8170, 8360, 8987, 9460, 11248, 12728, 13072, 14060, 15466, 15910, 16280, 16340, 16720, 17501, 17974, 18920, 25456, 28120, 30229, 30932, 31820, 32560, 32680, 35002, 35948, 37840, 38665, 44935, 56240, 60458, 61864, 63640, 65360, 70004, 71896, 77330, 87505, 89870, 120916, 123728, 127280, 140008, 143792, 151145, 154660, 175010, 179740, 241832, 280016, 302290, 309320, 332519, 350020, 359480, 483664, 604580, 618640, 665038, 700040, 718960, 1209160, 1330076, 1400080, 1662595, 2418320, 2660152, 3325190, 5320304, 6650380, 13300760, 26601520]

約数ペア:

[(1, 26601520), (2, 13300760), (4, 6650380), (5, 5320304), (8, 3325190), (10, 2660152), (11, 2418320), (16, 1662595), (19, 1400080), (20, 1330076), (22, 1209160), (37, 718960), (38, 700040), (40, 665038), (43, 618640), (44, 604580), (55, 483664), (74, 359480), (76, 350020), (80, 332519), (86, 309320), (88, 302290), (95, 280016), (110, 241832), (148, 179740), (152, 175010), (172, 154660), (176, 151145), (185, 143792), (190, 140008), (209, 127280), (215, 123728), (220, 120916), (296, 89870), (304, 87505), (344, 77330), (370, 71896), (380, 70004), (407, 65360), (418, 63640), (430, 61864), (440, 60458), (473, 56240), (592, 44935), (688, 38665), (703, 37840), (740, 35948), (760, 35002), (814, 32680), (817, 32560), (836, 31820), (860, 30932), (880, 30229), (946, 28120), (1045, 25456), (1406, 18920), (1480, 17974), (1520, 17501), (1591, 16720), (1628, 16340), (1634, 16280), (1672, 15910), (1720, 15466), (1892, 14060), (2035, 13072), (2090, 12728), (2365, 11248), (2812, 9460), (2960, 8987), (3182, 8360), (3256, 8170), (3268, 8140), (3344, 7955), (3440, 7733), (3515, 7568), (3784, 7030), (4070, 6536), (4085, 6512), (4180, 6364), (4730, 5624)]