40499992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2251}}^1$

素因数の和:2443

約数の個数: 32

約数和(自身を含む): 82288080

約数和(自身を除く): 41788088

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 173, 346, 692, 1384, 2249, 2251, 4498, 4502, 8996, 9004, 17992, 18008, 29263, 58526, 117052, 234104, 389423, 778846, 1557692, 3115384, 5062499, 10124998, 20249996, 40499992]

約数ペア:

[(1, 40499992), (2, 20249996), (4, 10124998), (8, 5062499), (13, 3115384), (26, 1557692), (52, 778846), (104, 389423), (173, 234104), (346, 117052), (692, 58526), (1384, 29263), (2249, 18008), (2251, 17992), (4498, 9004), (4502, 8996)]