66983380

素因数分解:

$2^2\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{2347}}^1$

素因数の和:3783

約数の個数: 24

約数和(自身を含む): 140823648

約数和(自身を除く): 73840268

約数列:

[1, 2, 4, 5, 10, 20, 1427, 2347, 2854, 4694, 5708, 7135, 9388, 11735, 14270, 23470, 28540, 46940, 3349169, 6698338, 13396676, 16745845, 33491690, 66983380]

約数ペア:

[(1, 66983380), (2, 33491690), (4, 16745845), (5, 13396676), (10, 6698338), (20, 3349169), (1427, 46940), (2347, 28540), (2854, 23470), (4694, 14270), (5708, 11735), (7135, 9388)]