1089242570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{18661}}^1$

素因数の和:19130

約数の個数: 32

約数和(自身を含む): 2116270800

約数和(自身を除く): 1027028230

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 449, 898, 2245, 4490, 5837, 11674, 18661, 29185, 37322, 58370, 93305, 186610, 242593, 485186, 1212965, 2425930, 8378789, 16757578, 41893945, 83787890, 108924257, 217848514, 544621285, 1089242570]

約数ペア:

[(1, 1089242570), (2, 544621285), (5, 217848514), (10, 108924257), (13, 83787890), (26, 41893945), (65, 16757578), (130, 8378789), (449, 2425930), (898, 1212965), (2245, 485186), (4490, 242593), (5837, 186610), (11674, 93305), (18661, 58370), (29185, 37322)]