8491120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9649}}^1$

素因数の和:9673

約数の個数: 40

約数和(自身を含む): 21538800

約数和(自身を除く): 13047680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 9649, 19298, 38596, 48245, 77192, 96490, 106139, 154384, 192980, 212278, 385960, 424556, 530695, 771920, 849112, 1061390, 1698224, 2122780, 4245560, 8491120]

約数ペア:

[(1, 8491120), (2, 4245560), (4, 2122780), (5, 1698224), (8, 1061390), (10, 849112), (11, 771920), (16, 530695), (20, 424556), (22, 385960), (40, 212278), (44, 192980), (55, 154384), (80, 106139), (88, 96490), (110, 77192), (176, 48245), (220, 38596), (440, 19298), (880, 9649)]