321094040

素因数分解:

$2^3\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{6521}}^1$

素因数の和:7763

約数の個数: 32

約数和(自身を含む): 723159360

約数和(自身を除く): 402065320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1231, 2462, 4924, 6155, 6521, 9848, 12310, 13042, 24620, 26084, 32605, 49240, 52168, 65210, 130420, 260840, 8027351, 16054702, 32109404, 40136755, 64218808, 80273510, 160547020, 321094040]

約数ペア:

[(1, 321094040), (2, 160547020), (4, 80273510), (5, 64218808), (8, 40136755), (10, 32109404), (20, 16054702), (40, 8027351), (1231, 260840), (2462, 130420), (4924, 65210), (6155, 52168), (6521, 49240), (9848, 32605), (12310, 26084), (13042, 24620)]