13988840

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1831}}^1$

素因数の和:2033

約数の個数: 32

約数和(自身を含む): 31656960

約数和(自身を除く): 17668120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1831, 1910, 3662, 3820, 7324, 7640, 9155, 14648, 18310, 36620, 73240, 349721, 699442, 1398884, 1748605, 2797768, 3497210, 6994420, 13988840]

約数ペア:

[(1, 13988840), (2, 6994420), (4, 3497210), (5, 2797768), (8, 1748605), (10, 1398884), (20, 699442), (40, 349721), (191, 73240), (382, 36620), (764, 18310), (955, 14648), (1528, 9155), (1831, 7640), (1910, 7324), (3662, 3820)]