139250420

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{751}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 299163648

約数和(自身を除く): 159913228

約数列:

[1, 2, 4, 5, 10, 20, 73, 127, 146, 254, 292, 365, 508, 635, 730, 751, 1270, 1460, 1502, 2540, 3004, 3755, 7510, 9271, 15020, 18542, 37084, 46355, 54823, 92710, 95377, 109646, 185420, 190754, 219292, 274115, 381508, 476885, 548230, 953770, 1096460, 1907540, 6962521, 13925042, 27850084, 34812605, 69625210, 139250420]

約数ペア:

[(1, 139250420), (2, 69625210), (4, 34812605), (5, 27850084), (10, 13925042), (20, 6962521), (73, 1907540), (127, 1096460), (146, 953770), (254, 548230), (292, 476885), (365, 381508), (508, 274115), (635, 219292), (730, 190754), (751, 185420), (1270, 109646), (1460, 95377), (1502, 92710), (2540, 54823), (3004, 46355), (3755, 37084), (7510, 18542), (9271, 15020)]