31769420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{51241}}^1$

素因数の和:51281

約数の個数: 24

約数和(自身を含む): 68869248

約数和(自身を除く): 37099828

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 51241, 102482, 204964, 256205, 512410, 1024820, 1588471, 3176942, 6353884, 7942355, 15884710, 31769420]

約数ペア:

[(1, 31769420), (2, 15884710), (4, 7942355), (5, 6353884), (10, 3176942), (20, 1588471), (31, 1024820), (62, 512410), (124, 256205), (155, 204964), (310, 102482), (620, 51241)]