40562840

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7741}}^1$

素因数の和:7883

約数の個数: 32

約数和(自身を含む): 91974960

約数和(自身を除く): 51412120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 7741, 15482, 30964, 38705, 61928, 77410, 154820, 309640, 1014071, 2028142, 4056284, 5070355, 8112568, 10140710, 20281420, 40562840]

約数ペア:

[(1, 40562840), (2, 20281420), (4, 10140710), (5, 8112568), (8, 5070355), (10, 4056284), (20, 2028142), (40, 1014071), (131, 309640), (262, 154820), (524, 77410), (655, 61928), (1048, 38705), (1310, 30964), (2620, 15482), (5240, 7741)]