488679770

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{2089}}^1$

素因数の和:2402

約数の個数: 32

約数和(自身を含む): 891594000

約数和(自身を除く): 402914230

約数列:

[1, 2, 5, 10, 149, 157, 298, 314, 745, 785, 1490, 1570, 2089, 4178, 10445, 20890, 23393, 46786, 116965, 233930, 311261, 327973, 622522, 655946, 1556305, 1639865, 3112610, 3279730, 48867977, 97735954, 244339885, 488679770]

約数ペア:

[(1, 488679770), (2, 244339885), (5, 97735954), (10, 48867977), (149, 3279730), (157, 3112610), (298, 1639865), (314, 1556305), (745, 655946), (785, 622522), (1490, 327973), (1570, 311261), (2089, 233930), (4178, 116965), (10445, 46786), (20890, 23393)]