39043240

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7451}}^1$

素因数の和:7593

約数の個数: 32

約数和(自身を含む): 88529760

約数和(自身を除く): 49486520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 7451, 14902, 29804, 37255, 59608, 74510, 149020, 298040, 976081, 1952162, 3904324, 4880405, 7808648, 9760810, 19521620, 39043240]

約数ペア:

[(1, 39043240), (2, 19521620), (4, 9760810), (5, 7808648), (8, 4880405), (10, 3904324), (20, 1952162), (40, 976081), (131, 298040), (262, 149020), (524, 74510), (655, 59608), (1048, 37255), (1310, 29804), (2620, 14902), (5240, 7451)]