149923640

素因数分解:

$2^3\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{3671}}^1$

素因数の和:4703

約数の個数: 32

約数和(自身を含む): 337750560

約数和(自身を除く): 187826920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1021, 2042, 3671, 4084, 5105, 7342, 8168, 10210, 14684, 18355, 20420, 29368, 36710, 40840, 73420, 146840, 3748091, 7496182, 14992364, 18740455, 29984728, 37480910, 74961820, 149923640]

約数ペア:

[(1, 149923640), (2, 74961820), (4, 37480910), (5, 29984728), (8, 18740455), (10, 14992364), (20, 7496182), (40, 3748091), (1021, 146840), (2042, 73420), (3671, 40840), (4084, 36710), (5105, 29368), (7342, 20420), (8168, 18355), (10210, 14684)]