202134520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{721909}}^1$

素因数の和:721927

約数の個数: 32

約数和(自身を含む): 519775200

約数和(自身を除く): 317640680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 721909, 1443818, 2887636, 3609545, 5053363, 5775272, 7219090, 10106726, 14438180, 20213452, 25266815, 28876360, 40426904, 50533630, 101067260, 202134520]

約数ペア:

[(1, 202134520), (2, 101067260), (4, 50533630), (5, 40426904), (7, 28876360), (8, 25266815), (10, 20213452), (14, 14438180), (20, 10106726), (28, 7219090), (35, 5775272), (40, 5053363), (56, 3609545), (70, 2887636), (140, 1443818), (280, 721909)]