74058920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142421}}^1$

素因数の和:142445

約数の個数: 32

約数和(自身を含む): 179451720

約数和(自身を除く): 105392800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 142421, 284842, 569684, 712105, 1139368, 1424210, 1851473, 2848420, 3702946, 5696840, 7405892, 9257365, 14811784, 18514730, 37029460, 74058920]

約数ペア:

[(1, 74058920), (2, 37029460), (4, 18514730), (5, 14811784), (8, 9257365), (10, 7405892), (13, 5696840), (20, 3702946), (26, 2848420), (40, 1851473), (52, 1424210), (65, 1139368), (104, 712105), (130, 569684), (260, 284842), (520, 142421)]