38121340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{31247}}^1$

素因数の和:31317

約数の個数: 24

約数和(自身を含む): 81369792

約数和(自身を除く): 43248452

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 31247, 62494, 124988, 156235, 312470, 624940, 1906067, 3812134, 7624268, 9530335, 19060670, 38121340]

約数ペア:

[(1, 38121340), (2, 19060670), (4, 9530335), (5, 7624268), (10, 3812134), (20, 1906067), (61, 624940), (122, 312470), (244, 156235), (305, 124988), (610, 62494), (1220, 31247)]