8909680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{659}}^1$

素因数の和:698

約数の個数: 60

約数和(自身を含む): 22465080

約数和(自身を除く): 13555400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 659, 676, 845, 1040, 1318, 1352, 1690, 2636, 2704, 3295, 3380, 5272, 6590, 6760, 8567, 10544, 13180, 13520, 17134, 26360, 34268, 42835, 52720, 68536, 85670, 111371, 137072, 171340, 222742, 342680, 445484, 556855, 685360, 890968, 1113710, 1781936, 2227420, 4454840, 8909680]

約数ペア:

[(1, 8909680), (2, 4454840), (4, 2227420), (5, 1781936), (8, 1113710), (10, 890968), (13, 685360), (16, 556855), (20, 445484), (26, 342680), (40, 222742), (52, 171340), (65, 137072), (80, 111371), (104, 85670), (130, 68536), (169, 52720), (208, 42835), (260, 34268), (338, 26360), (520, 17134), (659, 13520), (676, 13180), (845, 10544), (1040, 8567), (1318, 6760), (1352, 6590), (1690, 5272), (2636, 3380), (2704, 3295)]