4772180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 11612160

約数和(自身を除く): 6839980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 383, 445, 623, 766, 890, 1246, 1532, 1780, 1915, 2492, 2681, 3115, 3830, 5362, 6230, 7660, 10724, 12460, 13405, 26810, 34087, 53620, 68174, 136348, 170435, 238609, 340870, 477218, 681740, 954436, 1193045, 2386090, 4772180]

約数ペア:

[(1, 4772180), (2, 2386090), (4, 1193045), (5, 954436), (7, 681740), (10, 477218), (14, 340870), (20, 238609), (28, 170435), (35, 136348), (70, 68174), (89, 53620), (140, 34087), (178, 26810), (356, 13405), (383, 12460), (445, 10724), (623, 7660), (766, 6230), (890, 5362), (1246, 3830), (1532, 3115), (1780, 2681), (1915, 2492)]