490660294

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^2$

素因数の和:772

約数の個数: 24

約数和(自身を含む): 782931960

約数和(自身を除く): 292271666

約数列:

[1, 2, 19, 38, 137, 274, 307, 614, 2603, 5206, 5833, 11666, 42059, 84118, 94249, 188498, 799121, 1598242, 1790731, 3581462, 12912113, 25824226, 245330147, 490660294]

約数ペア:

[(1, 490660294), (2, 245330147), (19, 25824226), (38, 12912113), (137, 3581462), (274, 1790731), (307, 1598242), (614, 799121), (2603, 188498), (5206, 94249), (5833, 84118), (11666, 42059)]