15841360

素因数分解:

$2^4\times 5^1\times {\mathrm{198017}}^1$

素因数の和:198030

約数の個数: 20

約数和(自身を含む): 36831348

約数和(自身を除く): 20989988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 198017, 396034, 792068, 990085, 1584136, 1980170, 3168272, 3960340, 7920680, 15841360]

約数ペア:

[(1, 15841360), (2, 7920680), (4, 3960340), (5, 3168272), (8, 1980170), (10, 1584136), (16, 990085), (20, 792068), (40, 396034), (80, 198017)]