2066820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:82

約数の個数: 144

約数和(自身を含む): 7277760

約数和(自身を除く): 5210940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 37, 38, 42, 49, 57, 60, 70, 74, 76, 84, 95, 98, 105, 111, 114, 133, 140, 147, 148, 185, 190, 196, 210, 222, 228, 245, 259, 266, 285, 294, 370, 380, 399, 420, 444, 490, 518, 532, 555, 570, 588, 665, 703, 735, 740, 777, 798, 931, 980, 1036, 1110, 1140, 1295, 1330, 1406, 1470, 1554, 1596, 1813, 1862, 1995, 2109, 2220, 2590, 2660, 2793, 2812, 2940, 3108, 3515, 3626, 3724, 3885, 3990, 4218, 4655, 4921, 5180, 5439, 5586, 7030, 7252, 7770, 7980, 8436, 9065, 9310, 9842, 10545, 10878, 11172, 13965, 14060, 14763, 15540, 18130, 18620, 19684, 21090, 21756, 24605, 27195, 27930, 29526, 34447, 36260, 42180, 49210, 54390, 55860, 59052, 68894, 73815, 98420, 103341, 108780, 137788, 147630, 172235, 206682, 295260, 344470, 413364, 516705, 688940, 1033410, 2066820]

約数ペア:

[(1, 2066820), (2, 1033410), (3, 688940), (4, 516705), (5, 413364), (6, 344470), (7, 295260), (10, 206682), (12, 172235), (14, 147630), (15, 137788), (19, 108780), (20, 103341), (21, 98420), (28, 73815), (30, 68894), (35, 59052), (37, 55860), (38, 54390), (42, 49210), (49, 42180), (57, 36260), (60, 34447), (70, 29526), (74, 27930), (76, 27195), (84, 24605), (95, 21756), (98, 21090), (105, 19684), (111, 18620), (114, 18130), (133, 15540), (140, 14763), (147, 14060), (148, 13965), (185, 11172), (190, 10878), (196, 10545), (210, 9842), (222, 9310), (228, 9065), (245, 8436), (259, 7980), (266, 7770), (285, 7252), (294, 7030), (370, 5586), (380, 5439), (399, 5180), (420, 4921), (444, 4655), (490, 4218), (518, 3990), (532, 3885), (555, 3724), (570, 3626), (588, 3515), (665, 3108), (703, 2940), (735, 2812), (740, 2793), (777, 2660), (798, 2590), (931, 2220), (980, 2109), (1036, 1995), (1110, 1862), (1140, 1813), (1295, 1596), (1330, 1554), (1406, 1470)]