1908920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3671}}^1$

素因数の和:3695

約数の個数: 32

約数和(自身を含む): 4626720

約数和(自身を除く): 2717800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3671, 7342, 14684, 18355, 29368, 36710, 47723, 73420, 95446, 146840, 190892, 238615, 381784, 477230, 954460, 1908920]

約数ペア:

[(1, 1908920), (2, 954460), (4, 477230), (5, 381784), (8, 238615), (10, 190892), (13, 146840), (20, 95446), (26, 73420), (40, 47723), (52, 36710), (65, 29368), (104, 18355), (130, 14684), (260, 7342), (520, 3671)]