917156740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53887}}^1$

素因数の和:53956

約数の個数: 48

約数和(自身を含む): 2064125952

約数和(自身を除く): 1146969212

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1702, 3404, 4255, 8510, 17020, 53887, 107774, 215548, 269435, 538870, 1077740, 1239401, 1993819, 2478802, 3987638, 4957604, 6197005, 7975276, 9969095, 12394010, 19938190, 24788020, 39876380, 45857837, 91715674, 183431348, 229289185, 458578370, 917156740]

約数ペア:

[(1, 917156740), (2, 458578370), (4, 229289185), (5, 183431348), (10, 91715674), (20, 45857837), (23, 39876380), (37, 24788020), (46, 19938190), (74, 12394010), (92, 9969095), (115, 7975276), (148, 6197005), (185, 4957604), (230, 3987638), (370, 2478802), (460, 1993819), (740, 1239401), (851, 1077740), (1702, 538870), (3404, 269435), (4255, 215548), (8510, 107774), (17020, 53887)]