261034730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{124897}}^1$

素因数の和:124934

約数の個数: 32

約数和(自身を含む): 539559360

約数和(自身を除く): 278524630

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 124897, 249794, 624485, 1248970, 1373867, 2373043, 2747734, 4746086, 6869335, 11865215, 13738670, 23730430, 26103473, 52206946, 130517365, 261034730]

約数ペア:

[(1, 261034730), (2, 130517365), (5, 52206946), (10, 26103473), (11, 23730430), (19, 13738670), (22, 11865215), (38, 6869335), (55, 4746086), (95, 2747734), (110, 2373043), (190, 1373867), (209, 1248970), (418, 624485), (1045, 249794), (2090, 124897)]