6631940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 16084992

約数和(自身を除く): 9453052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 373, 508, 635, 746, 889, 1270, 1492, 1778, 1865, 2540, 2611, 3556, 3730, 4445, 5222, 7460, 8890, 10444, 13055, 17780, 26110, 47371, 52220, 94742, 189484, 236855, 331597, 473710, 663194, 947420, 1326388, 1657985, 3315970, 6631940]

約数ペア:

[(1, 6631940), (2, 3315970), (4, 1657985), (5, 1326388), (7, 947420), (10, 663194), (14, 473710), (20, 331597), (28, 236855), (35, 189484), (70, 94742), (127, 52220), (140, 47371), (254, 26110), (373, 17780), (508, 13055), (635, 10444), (746, 8890), (889, 7460), (1270, 5222), (1492, 4445), (1778, 3730), (1865, 3556), (2540, 2611)]