7544020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 17635968

約数和(自身を除く): 10091948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 647, 1060, 1166, 1294, 2332, 2588, 2915, 3235, 5830, 6470, 7117, 11660, 12940, 14234, 28468, 34291, 35585, 68582, 71170, 137164, 142340, 171455, 342910, 377201, 685820, 754402, 1508804, 1886005, 3772010, 7544020]

約数ペア:

[(1, 7544020), (2, 3772010), (4, 1886005), (5, 1508804), (10, 754402), (11, 685820), (20, 377201), (22, 342910), (44, 171455), (53, 142340), (55, 137164), (106, 71170), (110, 68582), (212, 35585), (220, 34291), (265, 28468), (530, 14234), (583, 12940), (647, 11660), (1060, 7117), (1166, 6470), (1294, 5830), (2332, 3235), (2588, 2915)]