27977680

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1831}}^1$

素因数の和:2035

約数の個数: 40

約数和(自身を含む): 65424384

約数和(自身を除く): 37446704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1831, 1910, 3056, 3662, 3820, 7324, 7640, 9155, 14648, 15280, 18310, 29296, 36620, 73240, 146480, 349721, 699442, 1398884, 1748605, 2797768, 3497210, 5595536, 6994420, 13988840, 27977680]

約数ペア:

[(1, 27977680), (2, 13988840), (4, 6994420), (5, 5595536), (8, 3497210), (10, 2797768), (16, 1748605), (20, 1398884), (40, 699442), (80, 349721), (191, 146480), (382, 73240), (764, 36620), (955, 29296), (1528, 18310), (1831, 15280), (1910, 14648), (3056, 9155), (3662, 7640), (3820, 7324)]