9819920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11159}}^1$

素因数の和:11183

約数の個数: 40

約数和(自身を含む): 24909120

約数和(自身を除く): 15089200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 11159, 22318, 44636, 55795, 89272, 111590, 122749, 178544, 223180, 245498, 446360, 490996, 613745, 892720, 981992, 1227490, 1963984, 2454980, 4909960, 9819920]

約数ペア:

[(1, 9819920), (2, 4909960), (4, 2454980), (5, 1963984), (8, 1227490), (10, 981992), (11, 892720), (16, 613745), (20, 490996), (22, 446360), (40, 245498), (44, 223180), (55, 178544), (80, 122749), (88, 111590), (110, 89272), (176, 55795), (220, 44636), (440, 22318), (880, 11159)]