28991640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{241597}}^1$

素因数の和:241611

約数の個数: 32

約数和(自身を含む): 86975280

約数和(自身を除く): 57983640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 241597, 483194, 724791, 966388, 1207985, 1449582, 1932776, 2415970, 2899164, 3623955, 4831940, 5798328, 7247910, 9663880, 14495820, 28991640]

約数ペア:

[(1, 28991640), (2, 14495820), (3, 9663880), (4, 7247910), (5, 5798328), (6, 4831940), (8, 3623955), (10, 2899164), (12, 2415970), (15, 1932776), (20, 1449582), (24, 1207985), (30, 966388), (40, 724791), (60, 483194), (120, 241597)]