31725820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11927}}^1$

素因数の和:11962

約数の個数: 48

約数和(自身を含む): 80156160

約数和(自身を除く): 48430340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 11927, 23854, 47708, 59635, 83489, 119270, 166978, 226613, 238540, 333956, 417445, 453226, 834890, 906452, 1133065, 1586291, 1669780, 2266130, 3172582, 4532260, 6345164, 7931455, 15862910, 31725820]

約数ペア:

[(1, 31725820), (2, 15862910), (4, 7931455), (5, 6345164), (7, 4532260), (10, 3172582), (14, 2266130), (19, 1669780), (20, 1586291), (28, 1133065), (35, 906452), (38, 834890), (70, 453226), (76, 417445), (95, 333956), (133, 238540), (140, 226613), (190, 166978), (266, 119270), (380, 83489), (532, 59635), (665, 47708), (1330, 23854), (2660, 11927)]