20213447030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{4159}}^1\times {\mathrm{69431}}^1$

素因数の和:73604

約数の個数: 32

約数和(自身を含む): 41592545280

約数和(自身を除く): 21379098250

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4159, 8318, 20795, 29113, 41590, 58226, 69431, 138862, 145565, 291130, 347155, 486017, 694310, 972034, 2430085, 4860170, 288763529, 577527058, 1443817645, 2021344703, 2887635290, 4042689406, 10106723515, 20213447030]

約数ペア:

[(1, 20213447030), (2, 10106723515), (5, 4042689406), (7, 2887635290), (10, 2021344703), (14, 1443817645), (35, 577527058), (70, 288763529), (4159, 4860170), (8318, 2430085), (20795, 972034), (29113, 694310), (41590, 486017), (58226, 347155), (69431, 291130), (138862, 145565)]