490162010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{7237}}^1$

素因数の和:7778

約数の個数: 32

約数和(自身を含む): 952115472

約数和(自身を除く): 461953462

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 521, 1042, 2605, 5210, 6773, 7237, 13546, 14474, 33865, 36185, 67730, 72370, 94081, 188162, 470405, 940810, 3770477, 7540954, 18852385, 37704770, 49016201, 98032402, 245081005, 490162010]

約数ペア:

[(1, 490162010), (2, 245081005), (5, 98032402), (10, 49016201), (13, 37704770), (26, 18852385), (65, 7540954), (130, 3770477), (521, 940810), (1042, 470405), (2605, 188162), (5210, 94081), (6773, 72370), (7237, 67730), (13546, 36185), (14474, 33865)]