2000135830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{23831}}^1$

素因数の和:23965

約数の個数: 64

約数和(自身を含む): 4529986560

約数和(自身を除く): 2529850730

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 109, 110, 154, 218, 385, 545, 763, 770, 1090, 1199, 1526, 2398, 3815, 5995, 7630, 8393, 11990, 16786, 23831, 41965, 47662, 83930, 119155, 166817, 238310, 262141, 333634, 524282, 834085, 1310705, 1668170, 1834987, 2597579, 2621410, 3669974, 5195158, 9174935, 12987895, 18183053, 18349870, 25975790, 28573369, 36366106, 57146738, 90915265, 142866845, 181830530, 200013583, 285733690, 400027166, 1000067915, 2000135830]

約数ペア:

[(1, 2000135830), (2, 1000067915), (5, 400027166), (7, 285733690), (10, 200013583), (11, 181830530), (14, 142866845), (22, 90915265), (35, 57146738), (55, 36366106), (70, 28573369), (77, 25975790), (109, 18349870), (110, 18183053), (154, 12987895), (218, 9174935), (385, 5195158), (545, 3669974), (763, 2621410), (770, 2597579), (1090, 1834987), (1199, 1668170), (1526, 1310705), (2398, 834085), (3815, 524282), (5995, 333634), (7630, 262141), (8393, 238310), (11990, 166817), (16786, 119155), (23831, 83930), (41965, 47662)]