10389860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 23814000

約数和(自身を除く): 13424140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 449, 890, 898, 1157, 1780, 1796, 2245, 2314, 4490, 4628, 5785, 5837, 8980, 11570, 11674, 23140, 23348, 29185, 39961, 58370, 79922, 116740, 159844, 199805, 399610, 519493, 799220, 1038986, 2077972, 2597465, 5194930, 10389860]

約数ペア:

[(1, 10389860), (2, 5194930), (4, 2597465), (5, 2077972), (10, 1038986), (13, 799220), (20, 519493), (26, 399610), (52, 199805), (65, 159844), (89, 116740), (130, 79922), (178, 58370), (260, 39961), (356, 29185), (445, 23348), (449, 23140), (890, 11674), (898, 11570), (1157, 8980), (1780, 5837), (1796, 5785), (2245, 4628), (2314, 4490)]