1629121360

素因数分解:

$2^4\times 5^1\times {\mathrm{20364017}}^1$

素因数の和:20364030

約数の個数: 20

約数和(自身を含む): 3787707348

約数和(自身を除く): 2158585988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 20364017, 40728034, 81456068, 101820085, 162912136, 203640170, 325824272, 407280340, 814560680, 1629121360]

約数ペア:

[(1, 1629121360), (2, 814560680), (4, 407280340), (5, 325824272), (8, 203640170), (10, 162912136), (16, 101820085), (20, 81456068), (40, 40728034), (80, 20364017)]