391422840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3261857}}^1$

素因数の和:3261871

約数の個数: 32

約数和(自身を含む): 1174268880

約数和(自身を除く): 782846040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3261857, 6523714, 9785571, 13047428, 16309285, 19571142, 26094856, 32618570, 39142284, 48927855, 65237140, 78284568, 97855710, 130474280, 195711420, 391422840]

約数ペア:

[(1, 391422840), (2, 195711420), (3, 130474280), (4, 97855710), (5, 78284568), (6, 65237140), (8, 48927855), (10, 39142284), (12, 32618570), (15, 26094856), (20, 19571142), (24, 16309285), (30, 13047428), (40, 9785571), (60, 6523714), (120, 3261857)]