20186873940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{822611}}^1$

素因数の和:823032

約数の個数: 48

約数和(自身を含む): 56661514560

約数和(自身を除く): 36474640620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 409, 818, 1227, 1636, 2045, 2454, 4090, 4908, 6135, 8180, 12270, 24540, 822611, 1645222, 2467833, 3290444, 4113055, 4935666, 8226110, 9871332, 12339165, 16452220, 24678330, 49356660, 336447899, 672895798, 1009343697, 1345791596, 1682239495, 2018687394, 3364478990, 4037374788, 5046718485, 6728957980, 10093436970, 20186873940]

約数ペア:

[(1, 20186873940), (2, 10093436970), (3, 6728957980), (4, 5046718485), (5, 4037374788), (6, 3364478990), (10, 2018687394), (12, 1682239495), (15, 1345791596), (20, 1009343697), (30, 672895798), (60, 336447899), (409, 49356660), (818, 24678330), (1227, 16452220), (1636, 12339165), (2045, 9871332), (2454, 8226110), (4090, 4935666), (4908, 4113055), (6135, 3290444), (8180, 2467833), (12270, 1645222), (24540, 822611)]