1664060740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{7577}}^1$

素因数の和:7804

約数の個数: 48

約数和(自身を含む): 3564691200

約数和(自身を除く): 1900630460

約数列:

[1, 2, 4, 5, 10, 20, 79, 139, 158, 278, 316, 395, 556, 695, 790, 1390, 1580, 2780, 7577, 10981, 15154, 21962, 30308, 37885, 43924, 54905, 75770, 109810, 151540, 219620, 598583, 1053203, 1197166, 2106406, 2394332, 2992915, 4212812, 5266015, 5985830, 10532030, 11971660, 21064060, 83203037, 166406074, 332812148, 416015185, 832030370, 1664060740]

約数ペア:

[(1, 1664060740), (2, 832030370), (4, 416015185), (5, 332812148), (10, 166406074), (20, 83203037), (79, 21064060), (139, 11971660), (158, 10532030), (278, 5985830), (316, 5266015), (395, 4212812), (556, 2992915), (695, 2394332), (790, 2106406), (1390, 1197166), (1580, 1053203), (2780, 598583), (7577, 219620), (10981, 151540), (15154, 109810), (21962, 75770), (30308, 54905), (37885, 43924)]