139304080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{56171}}^1$

素因数の和:56215

約数の個数: 40

約数和(自身を含む): 334335744

約数和(自身を除く): 195031664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 56171, 112342, 224684, 280855, 449368, 561710, 898736, 1123420, 1741301, 2246840, 3482602, 4493680, 6965204, 8706505, 13930408, 17413010, 27860816, 34826020, 69652040, 139304080]

約数ペア:

[(1, 139304080), (2, 69652040), (4, 34826020), (5, 27860816), (8, 17413010), (10, 13930408), (16, 8706505), (20, 6965204), (31, 4493680), (40, 3482602), (62, 2246840), (80, 1741301), (124, 1123420), (155, 898736), (248, 561710), (310, 449368), (496, 280855), (620, 224684), (1240, 112342), (2480, 56171)]