40467520

素因数分解:

$2^6\times 5^1\times {\mathrm{126461}}^1$

素因数の和:126478

約数の個数: 28

約数和(自身を含む): 96364044

約数和(自身を除く): 55896524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 126461, 252922, 505844, 632305, 1011688, 1264610, 2023376, 2529220, 4046752, 5058440, 8093504, 10116880, 20233760, 40467520]

約数ペア:

[(1, 40467520), (2, 20233760), (4, 10116880), (5, 8093504), (8, 5058440), (10, 4046752), (16, 2529220), (20, 2023376), (32, 1264610), (40, 1011688), (64, 632305), (80, 505844), (160, 252922), (320, 126461)]