13256220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7127}}^1$

素因数の和:7170

約数の個数: 48

約数和(自身を含む): 38320128

約数和(自身を除く): 25063908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 7127, 14254, 21381, 28508, 35635, 42762, 71270, 85524, 106905, 142540, 213810, 220937, 427620, 441874, 662811, 883748, 1104685, 1325622, 2209370, 2651244, 3314055, 4418740, 6628110, 13256220]

約数ペア:

[(1, 13256220), (2, 6628110), (3, 4418740), (4, 3314055), (5, 2651244), (6, 2209370), (10, 1325622), (12, 1104685), (15, 883748), (20, 662811), (30, 441874), (31, 427620), (60, 220937), (62, 213810), (93, 142540), (124, 106905), (155, 85524), (186, 71270), (310, 42762), (372, 35635), (465, 28508), (620, 21381), (930, 14254), (1860, 7127)]