15688720

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2927}}^1$

素因数の和:3007

約数の個数: 40

約数和(自身を含む): 37033344

約数和(自身を除く): 21344624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 2927, 5360, 5854, 11708, 14635, 23416, 29270, 46832, 58540, 117080, 196109, 234160, 392218, 784436, 980545, 1568872, 1961090, 3137744, 3922180, 7844360, 15688720]

約数ペア:

[(1, 15688720), (2, 7844360), (4, 3922180), (5, 3137744), (8, 1961090), (10, 1568872), (16, 980545), (20, 784436), (40, 392218), (67, 234160), (80, 196109), (134, 117080), (268, 58540), (335, 46832), (536, 29270), (670, 23416), (1072, 14635), (1340, 11708), (2680, 5854), (2927, 5360)]