45626440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 107775360

約数和(自身を除く): 62148920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 43, 82, 86, 164, 172, 205, 215, 328, 344, 410, 430, 647, 820, 860, 1294, 1640, 1720, 1763, 2588, 3235, 3526, 5176, 6470, 7052, 8815, 12940, 14104, 17630, 25880, 26527, 27821, 35260, 53054, 55642, 70520, 106108, 111284, 132635, 139105, 212216, 222568, 265270, 278210, 530540, 556420, 1061080, 1112840, 1140661, 2281322, 4562644, 5703305, 9125288, 11406610, 22813220, 45626440]

約数ペア:

[(1, 45626440), (2, 22813220), (4, 11406610), (5, 9125288), (8, 5703305), (10, 4562644), (20, 2281322), (40, 1140661), (41, 1112840), (43, 1061080), (82, 556420), (86, 530540), (164, 278210), (172, 265270), (205, 222568), (215, 212216), (328, 139105), (344, 132635), (410, 111284), (430, 106108), (647, 70520), (820, 55642), (860, 53054), (1294, 35260), (1640, 27821), (1720, 26527), (1763, 25880), (2588, 17630), (3235, 14104), (3526, 12940), (5176, 8815), (6470, 7052)]