711453620

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1\times {\mathrm{1163}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 1519439040

約数和(自身を除く): 807985420

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 419, 730, 838, 1163, 1460, 1676, 2095, 2326, 4190, 4652, 5815, 8380, 11630, 23260, 30587, 61174, 84899, 122348, 152935, 169798, 305870, 339596, 424495, 487297, 611740, 848990, 974594, 1697980, 1949188, 2436485, 4872970, 9745940, 35572681, 71145362, 142290724, 177863405, 355726810, 711453620]

約数ペア:

[(1, 711453620), (2, 355726810), (4, 177863405), (5, 142290724), (10, 71145362), (20, 35572681), (73, 9745940), (146, 4872970), (292, 2436485), (365, 1949188), (419, 1697980), (730, 974594), (838, 848990), (1163, 611740), (1460, 487297), (1676, 424495), (2095, 339596), (2326, 305870), (4190, 169798), (4652, 152935), (5815, 122348), (8380, 84899), (11630, 61174), (23260, 30587)]