40538648

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{83071}}^1$

素因数の和:83138

約数の個数: 16

約数和(自身を含む): 77256960

約数和(自身を除く): 36718312

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 83071, 166142, 332284, 664568, 5067331, 10134662, 20269324, 40538648]

約数ペア:

[(1, 40538648), (2, 20269324), (4, 10134662), (8, 5067331), (61, 664568), (122, 332284), (244, 166142), (488, 83071)]