4912490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 10637568

約数和(自身を除く): 5725078

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 37, 55, 71, 74, 85, 110, 142, 170, 185, 187, 355, 370, 374, 407, 629, 710, 781, 814, 935, 1207, 1258, 1562, 1870, 2035, 2414, 2627, 3145, 3905, 4070, 5254, 6035, 6290, 6919, 7810, 12070, 13135, 13277, 13838, 26270, 26554, 28897, 34595, 44659, 57794, 66385, 69190, 89318, 132770, 144485, 223295, 288970, 446590, 491249, 982498, 2456245, 4912490]

約数ペア:

[(1, 4912490), (2, 2456245), (5, 982498), (10, 491249), (11, 446590), (17, 288970), (22, 223295), (34, 144485), (37, 132770), (55, 89318), (71, 69190), (74, 66385), (85, 57794), (110, 44659), (142, 34595), (170, 28897), (185, 26554), (187, 26270), (355, 13838), (370, 13277), (374, 13135), (407, 12070), (629, 7810), (710, 6919), (781, 6290), (814, 6035), (935, 5254), (1207, 4070), (1258, 3905), (1562, 3145), (1870, 2627), (2035, 2414)]