2202640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2503}}^1$

素因数の和:2527

約数の個数: 40

約数和(自身を含む): 5588928

約数和(自身を除く): 3386288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2503, 5006, 10012, 12515, 20024, 25030, 27533, 40048, 50060, 55066, 100120, 110132, 137665, 200240, 220264, 275330, 440528, 550660, 1101320, 2202640]

約数ペア:

[(1, 2202640), (2, 1101320), (4, 550660), (5, 440528), (8, 275330), (10, 220264), (11, 200240), (16, 137665), (20, 110132), (22, 100120), (40, 55066), (44, 50060), (55, 40048), (80, 27533), (88, 25030), (110, 20024), (176, 12515), (220, 10012), (440, 5006), (880, 2503)]