4022440

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{443}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 9110880

約数和(自身を除く): 5088440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 443, 454, 886, 908, 1135, 1772, 1816, 2215, 2270, 3544, 4430, 4540, 8860, 9080, 17720, 100561, 201122, 402244, 502805, 804488, 1005610, 2011220, 4022440]

約数ペア:

[(1, 4022440), (2, 2011220), (4, 1005610), (5, 804488), (8, 502805), (10, 402244), (20, 201122), (40, 100561), (227, 17720), (443, 9080), (454, 8860), (886, 4540), (908, 4430), (1135, 3544), (1772, 2270), (1816, 2215)]