8780204240

素因数分解:

$2^4\times 5^1\times {\mathrm{233}}^1\times {\mathrm{471041}}^1$

素因数の和:471287

約数の個数: 40

約数和(自身を含む): 20501632008

約数和(自身を除く): 11721427768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 233, 466, 932, 1165, 1864, 2330, 3728, 4660, 9320, 18640, 471041, 942082, 1884164, 2355205, 3768328, 4710410, 7536656, 9420820, 18841640, 37683280, 109752553, 219505106, 439010212, 548762765, 878020424, 1097525530, 1756040848, 2195051060, 4390102120, 8780204240]

約数ペア:

[(1, 8780204240), (2, 4390102120), (4, 2195051060), (5, 1756040848), (8, 1097525530), (10, 878020424), (16, 548762765), (20, 439010212), (40, 219505106), (80, 109752553), (233, 37683280), (466, 18841640), (932, 9420820), (1165, 7536656), (1864, 4710410), (2330, 3768328), (3728, 2355205), (4660, 1884164), (9320, 942082), (18640, 471041)]