40520464

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3251}}^1$

素因数の和:3319

約数の個数: 40

約数和(自身を含む): 84682080

約数和(自身を除く): 44161616

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 3251, 6232, 6502, 12464, 13004, 26008, 52016, 61769, 123538, 133291, 247076, 266582, 494152, 533164, 988304, 1066328, 2132656, 2532529, 5065058, 10130116, 20260232, 40520464]

約数ペア:

[(1, 40520464), (2, 20260232), (4, 10130116), (8, 5065058), (16, 2532529), (19, 2132656), (38, 1066328), (41, 988304), (76, 533164), (82, 494152), (152, 266582), (164, 247076), (304, 133291), (328, 123538), (656, 61769), (779, 52016), (1558, 26008), (3116, 13004), (3251, 12464), (6232, 6502)]