31992760

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7919}}^1$

素因数の和:8031

約数の個数: 32

約数和(自身を含む): 72705600

約数和(自身を除く): 40712840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 7919, 15838, 31676, 39595, 63352, 79190, 158380, 316760, 799819, 1599638, 3199276, 3999095, 6398552, 7998190, 15996380, 31992760]

約数ペア:

[(1, 31992760), (2, 15996380), (4, 7998190), (5, 6398552), (8, 3999095), (10, 3199276), (20, 1599638), (40, 799819), (101, 316760), (202, 158380), (404, 79190), (505, 63352), (808, 39595), (1010, 31676), (2020, 15838), (4040, 7919)]