129797780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{3847}}^1$

素因数の和:4104

約数の個数: 48

約数和(自身を含む): 312888576

約数和(自身を除く): 183090796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 964, 1205, 1687, 2410, 3374, 3847, 4820, 6748, 7694, 8435, 15388, 16870, 19235, 26929, 33740, 38470, 53858, 76940, 107716, 134645, 269290, 538580, 927127, 1854254, 3708508, 4635635, 6489889, 9271270, 12979778, 18542540, 25959556, 32449445, 64898890, 129797780]

約数ペア:

[(1, 129797780), (2, 64898890), (4, 32449445), (5, 25959556), (7, 18542540), (10, 12979778), (14, 9271270), (20, 6489889), (28, 4635635), (35, 3708508), (70, 1854254), (140, 927127), (241, 538580), (482, 269290), (964, 134645), (1205, 107716), (1687, 76940), (2410, 53858), (3374, 38470), (3847, 33740), (4820, 26929), (6748, 19235), (7694, 16870), (8435, 15388)]