12207580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7927}}^1$

素因数の和:7954

約数の個数: 48

約数和(自身を含む): 31965696

約数和(自身を除く): 19758116

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 7927, 15854, 31708, 39635, 55489, 79270, 87197, 110978, 158540, 174394, 221956, 277445, 348788, 435985, 554890, 610379, 871970, 1109780, 1220758, 1743940, 2441516, 3051895, 6103790, 12207580]

約数ペア:

[(1, 12207580), (2, 6103790), (4, 3051895), (5, 2441516), (7, 1743940), (10, 1220758), (11, 1109780), (14, 871970), (20, 610379), (22, 554890), (28, 435985), (35, 348788), (44, 277445), (55, 221956), (70, 174394), (77, 158540), (110, 110978), (140, 87197), (154, 79270), (220, 55489), (308, 39635), (385, 31708), (770, 15854), (1540, 7927)]