211328860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{1213}}^1$

素因数の和:1534

約数の個数: 48

約数和(自身を含む): 460115712

約数和(自身を除く): 248786852

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 281, 310, 562, 620, 1124, 1213, 1405, 2426, 2810, 4852, 5620, 6065, 8711, 12130, 17422, 24260, 34844, 37603, 43555, 75206, 87110, 150412, 174220, 188015, 340853, 376030, 681706, 752060, 1363412, 1704265, 3408530, 6817060, 10566443, 21132886, 42265772, 52832215, 105664430, 211328860]

約数ペア:

[(1, 211328860), (2, 105664430), (4, 52832215), (5, 42265772), (10, 21132886), (20, 10566443), (31, 6817060), (62, 3408530), (124, 1704265), (155, 1363412), (281, 752060), (310, 681706), (562, 376030), (620, 340853), (1124, 188015), (1213, 174220), (1405, 150412), (2426, 87110), (2810, 75206), (4852, 43555), (5620, 37603), (6065, 34844), (8711, 24260), (12130, 17422)]