2021202050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{251081}}^1$

素因数の和:251123

約数の個数: 48

約数和(自身を含む): 4483320192

約数和(自身を除く): 2462118142

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 161, 175, 230, 322, 350, 575, 805, 1150, 1610, 4025, 8050, 251081, 502162, 1255405, 1757567, 2510810, 3515134, 5774863, 6277025, 8787835, 11549726, 12554050, 17575670, 28874315, 40424041, 43939175, 57748630, 80848082, 87878350, 144371575, 202120205, 288743150, 404240410, 1010601025, 2021202050]

約数ペア:

[(1, 2021202050), (2, 1010601025), (5, 404240410), (7, 288743150), (10, 202120205), (14, 144371575), (23, 87878350), (25, 80848082), (35, 57748630), (46, 43939175), (50, 40424041), (70, 28874315), (115, 17575670), (161, 12554050), (175, 11549726), (230, 8787835), (322, 6277025), (350, 5774863), (575, 3515134), (805, 2510810), (1150, 1757567), (1610, 1255405), (4025, 502162), (8050, 251081)]