828268210180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5479}}^1\times {\mathrm{123911}}^1$

素因数の和:129460

約数の個数: 48

約数和(自身を含む): 1768214327040

約数和(自身を除く): 939946116860

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 5479, 10958, 21916, 27395, 54790, 109580, 123911, 247822, 334219, 495644, 619555, 668438, 1239110, 1336876, 1671095, 2478220, 3342190, 6684380, 7558571, 15117142, 30234284, 37792855, 75585710, 151171420, 678908369, 1357816738, 2715633476, 3394541845, 6789083690, 13578167380, 41413410509, 82826821018, 165653642036, 207067052545, 414134105090, 828268210180]

約数ペア:

[(1, 828268210180), (2, 414134105090), (4, 207067052545), (5, 165653642036), (10, 82826821018), (20, 41413410509), (61, 13578167380), (122, 6789083690), (244, 3394541845), (305, 2715633476), (610, 1357816738), (1220, 678908369), (5479, 151171420), (10958, 75585710), (21916, 37792855), (27395, 30234284), (54790, 15117142), (109580, 7558571), (123911, 6684380), (247822, 3342190), (334219, 2478220), (495644, 1671095), (619555, 1336876), (668438, 1239110)]