39880864

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 81443880

約数和(自身を除く): 41563016

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 113, 164, 226, 269, 328, 452, 538, 656, 904, 1076, 1312, 1808, 2152, 3616, 4304, 4633, 8608, 9266, 11029, 18532, 22058, 30397, 37064, 44116, 60794, 74128, 88232, 121588, 148256, 176464, 243176, 352928, 486352, 972704, 1246277, 2492554, 4985108, 9970216, 19940432, 39880864]

約数ペア:

[(1, 39880864), (2, 19940432), (4, 9970216), (8, 4985108), (16, 2492554), (32, 1246277), (41, 972704), (82, 486352), (113, 352928), (164, 243176), (226, 176464), (269, 148256), (328, 121588), (452, 88232), (538, 74128), (656, 60794), (904, 44116), (1076, 37064), (1312, 30397), (1808, 22058), (2152, 18532), (3616, 11029), (4304, 9266), (4633, 8608)]