202012940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{531613}}^1$

素因数の和:531641

約数の個数: 24

約数和(自身を含む): 446555760

約数和(自身を除く): 244542820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 531613, 1063226, 2126452, 2658065, 5316130, 10100647, 10632260, 20201294, 40402588, 50503235, 101006470, 202012940]

約数ペア:

[(1, 202012940), (2, 101006470), (4, 50503235), (5, 40402588), (10, 20201294), (19, 10632260), (20, 10100647), (38, 5316130), (76, 2658065), (95, 2126452), (190, 1063226), (380, 531613)]