135481420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{821}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 293868288

約数和(自身を除く): 158386868

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 223, 370, 446, 740, 821, 892, 1115, 1642, 2230, 3284, 4105, 4460, 8210, 8251, 16420, 16502, 30377, 33004, 41255, 60754, 82510, 121508, 151885, 165020, 183083, 303770, 366166, 607540, 732332, 915415, 1830830, 3661660, 6774071, 13548142, 27096284, 33870355, 67740710, 135481420]

約数ペア:

[(1, 135481420), (2, 67740710), (4, 33870355), (5, 27096284), (10, 13548142), (20, 6774071), (37, 3661660), (74, 1830830), (148, 915415), (185, 732332), (223, 607540), (370, 366166), (446, 303770), (740, 183083), (821, 165020), (892, 151885), (1115, 121508), (1642, 82510), (2230, 60754), (3284, 41255), (4105, 33004), (4460, 30377), (8210, 16502), (8251, 16420)]