64746220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{42043}}^1$

素因数の和:42070

約数の個数: 48

約数和(自身を含む): 169521408

約数和(自身を除く): 104775188

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 42043, 84086, 168172, 210215, 294301, 420430, 462473, 588602, 840860, 924946, 1177204, 1471505, 1849892, 2312365, 2943010, 3237311, 4624730, 5886020, 6474622, 9249460, 12949244, 16186555, 32373110, 64746220]

約数ペア:

[(1, 64746220), (2, 32373110), (4, 16186555), (5, 12949244), (7, 9249460), (10, 6474622), (11, 5886020), (14, 4624730), (20, 3237311), (22, 2943010), (28, 2312365), (35, 1849892), (44, 1471505), (55, 1177204), (70, 924946), (77, 840860), (110, 588602), (140, 462473), (154, 420430), (220, 294301), (308, 210215), (385, 168172), (770, 84086), (1540, 42043)]