1358320

素因数分解:

$2^4\times 5^1\times {\mathrm{16979}}^1$

素因数の和:16992

約数の個数: 20

約数和(自身を含む): 3158280

約数和(自身を除く): 1799960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16979, 33958, 67916, 84895, 135832, 169790, 271664, 339580, 679160, 1358320]

約数ペア:

[(1, 1358320), (2, 679160), (4, 339580), (5, 271664), (8, 169790), (10, 135832), (16, 84895), (20, 67916), (40, 33958), (80, 16979)]