1900580205

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1\times {\mathrm{4007}}^1$

素因数の和:4425

約数の個数: 32

約数和(自身を含む): 3081222144

約数和(自身を除く): 1180641939

約数列:

[1, 3, 5, 15, 103, 307, 309, 515, 921, 1535, 1545, 4007, 4605, 12021, 20035, 31621, 60105, 94863, 158105, 412721, 474315, 1230149, 1238163, 2063605, 3690447, 6150745, 6190815, 18452235, 126705347, 380116041, 633526735, 1900580205]

約数ペア:

[(1, 1900580205), (3, 633526735), (5, 380116041), (15, 126705347), (103, 18452235), (307, 6190815), (309, 6150745), (515, 3690447), (921, 2063605), (1535, 1238163), (1545, 1230149), (4007, 474315), (4605, 412721), (12021, 158105), (20035, 94863), (31621, 60105)]