29431880

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1321}}^1$

素因数の和:1889

約数の個数: 32

約数和(自身を含む): 66390840

約数和(自身を除く): 36958960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 1321, 2228, 2642, 2785, 4456, 5284, 5570, 6605, 10568, 11140, 13210, 22280, 26420, 52840, 735797, 1471594, 2943188, 3678985, 5886376, 7357970, 14715940, 29431880]

約数ペア:

[(1, 29431880), (2, 14715940), (4, 7357970), (5, 5886376), (8, 3678985), (10, 2943188), (20, 1471594), (40, 735797), (557, 52840), (1114, 26420), (1321, 22280), (2228, 13210), (2642, 11140), (2785, 10568), (4456, 6605), (5284, 5570)]