15447920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6229}}^1$

素因数の和:6273

約数の個数: 40

約数和(自身を含む): 37080960

約数和(自身を除く): 21633040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 6229, 12458, 24916, 31145, 49832, 62290, 99664, 124580, 193099, 249160, 386198, 498320, 772396, 965495, 1544792, 1930990, 3089584, 3861980, 7723960, 15447920]

約数ペア:

[(1, 15447920), (2, 7723960), (4, 3861980), (5, 3089584), (8, 1930990), (10, 1544792), (16, 965495), (20, 772396), (31, 498320), (40, 386198), (62, 249160), (80, 193099), (124, 124580), (155, 99664), (248, 62290), (310, 49832), (496, 31145), (620, 24916), (1240, 12458), (2480, 6229)]