8971820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3137}}^1$

素因数の和:3170

約数の個数: 48

約数和(自身を含む): 22141728

約数和(自身を除く): 13169908

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 3137, 6274, 12548, 15685, 31370, 34507, 40781, 62740, 69014, 81562, 138028, 163124, 172535, 203905, 345070, 407810, 448591, 690140, 815620, 897182, 1794364, 2242955, 4485910, 8971820]

約数ペア:

[(1, 8971820), (2, 4485910), (4, 2242955), (5, 1794364), (10, 897182), (11, 815620), (13, 690140), (20, 448591), (22, 407810), (26, 345070), (44, 203905), (52, 172535), (55, 163124), (65, 138028), (110, 81562), (130, 69014), (143, 62740), (220, 40781), (260, 34507), (286, 31370), (572, 15685), (715, 12548), (1430, 6274), (2860, 3137)]