85861020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{204431}}^1$

素因数の和:204450

約数の個数: 48

約数和(自身を含む): 274756608

約数和(自身を除く): 188895588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 204431, 408862, 613293, 817724, 1022155, 1226586, 1431017, 2044310, 2453172, 2862034, 3066465, 4088620, 4293051, 5724068, 6132930, 7155085, 8586102, 12265860, 14310170, 17172204, 21465255, 28620340, 42930510, 85861020]

約数ペア:

[(1, 85861020), (2, 42930510), (3, 28620340), (4, 21465255), (5, 17172204), (6, 14310170), (7, 12265860), (10, 8586102), (12, 7155085), (14, 6132930), (15, 5724068), (20, 4293051), (21, 4088620), (28, 3066465), (30, 2862034), (35, 2453172), (42, 2044310), (60, 1431017), (70, 1226586), (84, 1022155), (105, 817724), (140, 613293), (210, 408862), (420, 204431)]