38959480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2281}}^1$

素因数の和:2360

約数の個数: 64

約数和(自身を含む): 101868480

約数和(自身を除く): 62909000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2281, 2440, 3416, 4270, 4562, 8540, 9124, 11405, 15967, 17080, 18248, 22810, 31934, 45620, 63868, 79835, 91240, 127736, 139141, 159670, 278282, 319340, 556564, 638680, 695705, 973987, 1113128, 1391410, 1947974, 2782820, 3895948, 4869935, 5565640, 7791896, 9739870, 19479740, 38959480]

約数ペア:

[(1, 38959480), (2, 19479740), (4, 9739870), (5, 7791896), (7, 5565640), (8, 4869935), (10, 3895948), (14, 2782820), (20, 1947974), (28, 1391410), (35, 1113128), (40, 973987), (56, 695705), (61, 638680), (70, 556564), (122, 319340), (140, 278282), (244, 159670), (280, 139141), (305, 127736), (427, 91240), (488, 79835), (610, 63868), (854, 45620), (1220, 31934), (1708, 22810), (2135, 18248), (2281, 17080), (2440, 15967), (3416, 11405), (4270, 9124), (4562, 8540)]