55277240

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{6197}}^1$

素因数の和:6431

約数の個数: 32

約数和(自身を含む): 124951680

約数和(自身を除く): 69674440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 6197, 8920, 12394, 24788, 30985, 49576, 61970, 123940, 247880, 1381931, 2763862, 5527724, 6909655, 11055448, 13819310, 27638620, 55277240]

約数ペア:

[(1, 55277240), (2, 27638620), (4, 13819310), (5, 11055448), (8, 6909655), (10, 5527724), (20, 2763862), (40, 1381931), (223, 247880), (446, 123940), (892, 61970), (1115, 49576), (1784, 30985), (2230, 24788), (4460, 12394), (6197, 8920)]