7805320

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2351}}^1$

素因数の和:2445

約数の個数: 32

約数和(自身を含む): 17781120

約数和(自身を除く): 9975800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 2351, 3320, 4702, 9404, 11755, 18808, 23510, 47020, 94040, 195133, 390266, 780532, 975665, 1561064, 1951330, 3902660, 7805320]

約数ペア:

[(1, 7805320), (2, 3902660), (4, 1951330), (5, 1561064), (8, 975665), (10, 780532), (20, 390266), (40, 195133), (83, 94040), (166, 47020), (332, 23510), (415, 18808), (664, 11755), (830, 9404), (1660, 4702), (2351, 3320)]