488432890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{49891}}^1$

素因数の和:49998

約数の個数: 32

約数和(自身を含む): 969900480

約数和(自身を除く): 481467590

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 49891, 99782, 249455, 498910, 548801, 1097602, 2744005, 4440299, 5488010, 8880598, 22201495, 44402990, 48843289, 97686578, 244216445, 488432890]

約数ペア:

[(1, 488432890), (2, 244216445), (5, 97686578), (10, 48843289), (11, 44402990), (22, 22201495), (55, 8880598), (89, 5488010), (110, 4440299), (178, 2744005), (445, 1097602), (890, 548801), (979, 498910), (1958, 249455), (4895, 99782), (9790, 49891)]