3541240

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 8023680

約数和(自身を除く): 4482440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 397, 446, 794, 892, 1115, 1588, 1784, 1985, 2230, 3176, 3970, 4460, 7940, 8920, 15880, 88531, 177062, 354124, 442655, 708248, 885310, 1770620, 3541240]

約数ペア:

[(1, 3541240), (2, 1770620), (4, 885310), (5, 708248), (8, 442655), (10, 354124), (20, 177062), (40, 88531), (223, 15880), (397, 8920), (446, 7940), (794, 4460), (892, 3970), (1115, 3176), (1588, 2230), (1784, 1985)]