421537.0000000

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 18275040

約数和(自身を除く): 9919460

約数列:

[1, 2, 4, 5, 10, 20, 59, 73, 97, 118, 146, 194, 236, 292, 295, 365, 388, 485, 590, 730, 970, 1180, 1460, 1940, 4307, 5723, 7081, 8614, 11446, 14162, 17228, 21535, 22892, 28324, 28615, 35405, 43070, 57230, 70810, 86140, 114460, 141620, 417779, 835558, 1671116, 2088895, 4177790, 8355580]

約数ペア:

[(1, 8355580), (2, 4177790), (4, 2088895), (5, 1671116), (10, 835558), (20, 417779), (59, 141620), (73, 114460), (97, 86140), (118, 70810), (146, 57230), (194, 43070), (236, 35405), (292, 28615), (295, 28324), (365, 22892), (388, 21535), (485, 17228), (590, 14162), (730, 11446), (970, 8614), (1180, 7081), (1460, 5723), (1940, 4307)]