39347140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2213}}^1$

素因数の和:2356

約数の個数: 48

約数和(自身を含む): 95219712

約数和(自身を除く): 55872572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2213, 2540, 3556, 4426, 4445, 8852, 8890, 11065, 15491, 17780, 22130, 30982, 44260, 61964, 77455, 154910, 281051, 309820, 562102, 1124204, 1405255, 1967357, 2810510, 3934714, 5621020, 7869428, 9836785, 19673570, 39347140]

約数ペア:

[(1, 39347140), (2, 19673570), (4, 9836785), (5, 7869428), (7, 5621020), (10, 3934714), (14, 2810510), (20, 1967357), (28, 1405255), (35, 1124204), (70, 562102), (127, 309820), (140, 281051), (254, 154910), (508, 77455), (635, 61964), (889, 44260), (1270, 30982), (1778, 22130), (2213, 17780), (2540, 15491), (3556, 11065), (4426, 8890), (4445, 8852)]