296720

素因数分解:

$2^4\times 5^1\times {\mathrm{3709}}^1$

素因数の和:3722

約数の個数: 20

約数和(自身を含む): 690060

約数和(自身を除く): 393340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3709, 7418, 14836, 18545, 29672, 37090, 59344, 74180, 148360, 296720]

約数ペア:

[(1, 296720), (2, 148360), (4, 74180), (5, 59344), (8, 37090), (10, 29672), (16, 18545), (20, 14836), (40, 7418), (80, 3709)]