40492090

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{29131}}^1$

素因数の和:29277

約数の個数: 16

約数和(自身を含む): 73412640

約数和(自身を除く): 32920550

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 29131, 58262, 145655, 291310, 4049209, 8098418, 20246045, 40492090]

約数ペア:

[(1, 40492090), (2, 20246045), (5, 8098418), (10, 4049209), (139, 291310), (278, 145655), (695, 58262), (1390, 29131)]