8825080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 22394880

約数和(自身を除く): 13569800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 647, 682, 1240, 1294, 1364, 1705, 2588, 2728, 3235, 3410, 5176, 6470, 6820, 7117, 12940, 13640, 14234, 20057, 25880, 28468, 35585, 40114, 56936, 71170, 80228, 100285, 142340, 160456, 200570, 220627, 284680, 401140, 441254, 802280, 882508, 1103135, 1765016, 2206270, 4412540, 8825080]

約数ペア:

[(1, 8825080), (2, 4412540), (4, 2206270), (5, 1765016), (8, 1103135), (10, 882508), (11, 802280), (20, 441254), (22, 401140), (31, 284680), (40, 220627), (44, 200570), (55, 160456), (62, 142340), (88, 100285), (110, 80228), (124, 71170), (155, 56936), (220, 40114), (248, 35585), (310, 28468), (341, 25880), (440, 20057), (620, 14234), (647, 13640), (682, 12940), (1240, 7117), (1294, 6820), (1364, 6470), (1705, 5176), (2588, 3410), (2728, 3235)]