47551940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{38977}}^1$

素因数の和:39047

約数の個数: 24

約数和(自身を含む): 101498712

約数和(自身を除く): 53946772

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 38977, 77954, 155908, 194885, 389770, 779540, 2377597, 4755194, 9510388, 11887985, 23775970, 47551940]

約数ペア:

[(1, 47551940), (2, 23775970), (4, 11887985), (5, 9510388), (10, 4755194), (20, 2377597), (61, 779540), (122, 389770), (244, 194885), (305, 155908), (610, 77954), (1220, 38977)]