1456554940

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{3541}}^1$

素因数の和:3838

約数の個数: 48

約数和(自身を含む): 3102621984

約数和(自身を除く): 1646067044

約数列:

[1, 2, 4, 5, 10, 20, 131, 157, 262, 314, 524, 628, 655, 785, 1310, 1570, 2620, 3140, 3541, 7082, 14164, 17705, 20567, 35410, 41134, 70820, 82268, 102835, 205670, 411340, 463871, 555937, 927742, 1111874, 1855484, 2223748, 2319355, 2779685, 4638710, 5559370, 9277420, 11118740, 72827747, 145655494, 291310988, 364138735, 728277470, 1456554940]

約数ペア:

[(1, 1456554940), (2, 728277470), (4, 364138735), (5, 291310988), (10, 145655494), (20, 72827747), (131, 11118740), (157, 9277420), (262, 5559370), (314, 4638710), (524, 2779685), (628, 2319355), (655, 2223748), (785, 1855484), (1310, 1111874), (1570, 927742), (2620, 555937), (3140, 463871), (3541, 411340), (7082, 205670), (14164, 102835), (17705, 82268), (20567, 70820), (35410, 41134)]