40699480

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5113}}^1$

素因数の和:5323

約数の個数: 32

約数和(自身を含む): 92052000

約数和(自身を除く): 51352520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 5113, 7960, 10226, 20452, 25565, 40904, 51130, 102260, 204520, 1017487, 2034974, 4069948, 5087435, 8139896, 10174870, 20349740, 40699480]

約数ペア:

[(1, 40699480), (2, 20349740), (4, 10174870), (5, 8139896), (8, 5087435), (10, 4069948), (20, 2034974), (40, 1017487), (199, 204520), (398, 102260), (796, 51130), (995, 40904), (1592, 25565), (1990, 20452), (3980, 10226), (5113, 7960)]