13304840

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{683}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 30041280

約数和(自身を除く): 16736440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 683, 974, 1366, 1948, 2435, 2732, 3415, 3896, 4870, 5464, 6830, 9740, 13660, 19480, 27320, 332621, 665242, 1330484, 1663105, 2660968, 3326210, 6652420, 13304840]

約数ペア:

[(1, 13304840), (2, 6652420), (4, 3326210), (5, 2660968), (8, 1663105), (10, 1330484), (20, 665242), (40, 332621), (487, 27320), (683, 19480), (974, 13660), (1366, 9740), (1948, 6830), (2435, 5464), (2732, 4870), (3415, 3896)]