15765820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5927}}^1$

素因数の和:5962

約数の個数: 48

約数和(自身を含む): 39836160

約数和(自身を除く): 24070340

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, 5927, 11854, 23708, 29635, 41489, 59270, 82978, 112613, 118540, 165956, 207445, 225226, 414890, 450452, 563065, 788291, 829780, 1126130, 1576582, 2252260, 3153164, 3941455, 7882910, 15765820]

約数ペア:

[(1, 15765820), (2, 7882910), (4, 3941455), (5, 3153164), (7, 2252260), (10, 1576582), (14, 1126130), (19, 829780), (20, 788291), (28, 563065), (35, 450452), (38, 414890), (70, 225226), (76, 207445), (95, 165956), (133, 118540), (140, 112613), (190, 82978), (266, 59270), (380, 41489), (532, 29635), (665, 23708), (1330, 11854), (2660, 5927)]