15683440

素因数分解:

$2^4\times 5^1\times {\mathrm{196043}}^1$

素因数の和:196056

約数の個数: 20

約数和(自身を含む): 36464184

約数和(自身を除く): 20780744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196043, 392086, 784172, 980215, 1568344, 1960430, 3136688, 3920860, 7841720, 15683440]

約数ペア:

[(1, 15683440), (2, 7841720), (4, 3920860), (5, 3136688), (8, 1960430), (10, 1568344), (16, 980215), (20, 784172), (40, 392086), (80, 196043)]