54645980

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{6521}}^1$

素因数の和:6949

約数の個数: 24

約数和(自身を含む): 115048080

約数和(自身を除く): 60402100

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 6521, 8380, 13042, 26084, 32605, 65210, 130420, 2732299, 5464598, 10929196, 13661495, 27322990, 54645980]

約数ペア:

[(1, 54645980), (2, 27322990), (4, 13661495), (5, 10929196), (10, 5464598), (20, 2732299), (419, 130420), (838, 65210), (1676, 32605), (2095, 26084), (4190, 13042), (6521, 8380)]