28322220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15227}}^1$

素因数の和:15270

約数の個数: 48

約数和(自身を含む): 81865728

約数和(自身を除く): 53543508

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, 15227, 30454, 45681, 60908, 76135, 91362, 152270, 182724, 228405, 304540, 456810, 472037, 913620, 944074, 1416111, 1888148, 2360185, 2832222, 4720370, 5664444, 7080555, 9440740, 14161110, 28322220]

約数ペア:

[(1, 28322220), (2, 14161110), (3, 9440740), (4, 7080555), (5, 5664444), (6, 4720370), (10, 2832222), (12, 2360185), (15, 1888148), (20, 1416111), (30, 944074), (31, 913620), (60, 472037), (62, 456810), (93, 304540), (124, 228405), (155, 182724), (186, 152270), (310, 91362), (372, 76135), (465, 60908), (620, 45681), (930, 30454), (1860, 15227)]