40107746

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1151}}^1$

素因数の和:1310

約数の個数: 32

約数和(自身を含む): 72990720

約数和(自身を除く): 32882974

約数列:

[1, 2, 7, 14, 19, 38, 131, 133, 262, 266, 917, 1151, 1834, 2302, 2489, 4978, 8057, 16114, 17423, 21869, 34846, 43738, 150781, 153083, 301562, 306166, 1055467, 2110934, 2864839, 5729678, 20053873, 40107746]

約数ペア:

[(1, 40107746), (2, 20053873), (7, 5729678), (14, 2864839), (19, 2110934), (38, 1055467), (131, 306166), (133, 301562), (262, 153083), (266, 150781), (917, 43738), (1151, 34846), (1834, 21869), (2302, 17423), (2489, 16114), (4978, 8057)]