7740080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3121}}^1$

素因数の和:3165

約数の個数: 40

約数和(自身を含む): 18582144

約数和(自身を除く): 10842064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 3121, 6242, 12484, 15605, 24968, 31210, 49936, 62420, 96751, 124840, 193502, 249680, 387004, 483755, 774008, 967510, 1548016, 1935020, 3870040, 7740080]

約数ペア:

[(1, 7740080), (2, 3870040), (4, 1935020), (5, 1548016), (8, 967510), (10, 774008), (16, 483755), (20, 387004), (31, 249680), (40, 193502), (62, 124840), (80, 96751), (124, 62420), (155, 49936), (248, 31210), (310, 24968), (496, 15605), (620, 12484), (1240, 6242), (2480, 3121)]