490356788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{109357}}^1$

素因数の和:109439

約数の個数: 24

約数和(自身を含む): 918607200

約数和(自身を除く): 428250412

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 236, 1121, 2242, 4484, 109357, 218714, 437428, 2077783, 4155566, 6452063, 8311132, 12904126, 25808252, 122589197, 245178394, 490356788]

約数ペア:

[(1, 490356788), (2, 245178394), (4, 122589197), (19, 25808252), (38, 12904126), (59, 8311132), (76, 6452063), (118, 4155566), (236, 2077783), (1121, 437428), (2242, 218714), (4484, 109357)]