8146660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 17907120

約数和(自身を除く): 9760460

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 101, 109, 148, 185, 202, 218, 370, 404, 436, 505, 545, 740, 1010, 1090, 2020, 2180, 3737, 4033, 7474, 8066, 11009, 14948, 16132, 18685, 20165, 22018, 37370, 40330, 44036, 55045, 74740, 80660, 110090, 220180, 407333, 814666, 1629332, 2036665, 4073330, 8146660]

約数ペア:

[(1, 8146660), (2, 4073330), (4, 2036665), (5, 1629332), (10, 814666), (20, 407333), (37, 220180), (74, 110090), (101, 80660), (109, 74740), (148, 55045), (185, 44036), (202, 40330), (218, 37370), (370, 22018), (404, 20165), (436, 18685), (505, 16132), (545, 14948), (740, 11009), (1010, 8066), (1090, 7474), (2020, 4033), (2180, 3737)]