40455248

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{81563}}^1$

素因数の和:81602

約数の個数: 20

約数和(自身を含む): 80911488

約数和(自身を除く): 40456240

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 81563, 163126, 326252, 652504, 1305008, 2528453, 5056906, 10113812, 20227624, 40455248]

約数ペア:

[(1, 40455248), (2, 20227624), (4, 10113812), (8, 5056906), (16, 2528453), (31, 1305008), (62, 652504), (124, 326252), (248, 163126), (496, 81563)]