404230840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{6121}}^1$

素因数の和:6272

約数の個数: 64

約数和(自身を含む): 987356160

約数和(自身を除く): 583125320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1270, 1651, 2540, 3302, 5080, 6121, 6604, 8255, 12242, 13208, 16510, 24484, 30605, 33020, 48968, 61210, 66040, 79573, 122420, 159146, 244840, 318292, 397865, 636584, 777367, 795730, 1554734, 1591460, 3109468, 3182920, 3886835, 6218936, 7773670, 10105771, 15547340, 20211542, 31094680, 40423084, 50528855, 80846168, 101057710, 202115420, 404230840]

約数ペア:

[(1, 404230840), (2, 202115420), (4, 101057710), (5, 80846168), (8, 50528855), (10, 40423084), (13, 31094680), (20, 20211542), (26, 15547340), (40, 10105771), (52, 7773670), (65, 6218936), (104, 3886835), (127, 3182920), (130, 3109468), (254, 1591460), (260, 1554734), (508, 795730), (520, 777367), (635, 636584), (1016, 397865), (1270, 318292), (1651, 244840), (2540, 159146), (3302, 122420), (5080, 79573), (6121, 66040), (6604, 61210), (8255, 48968), (12242, 33020), (13208, 30605), (16510, 24484)]