2266960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:715

約数の個数: 40

約数和(自身を含む): 5401440

約数和(自身を除く): 3134480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 659, 688, 860, 1318, 1720, 2636, 3295, 3440, 5272, 6590, 10544, 13180, 26360, 28337, 52720, 56674, 113348, 141685, 226696, 283370, 453392, 566740, 1133480, 2266960]

約数ペア:

[(1, 2266960), (2, 1133480), (4, 566740), (5, 453392), (8, 283370), (10, 226696), (16, 141685), (20, 113348), (40, 56674), (43, 52720), (80, 28337), (86, 26360), (172, 13180), (215, 10544), (344, 6590), (430, 5272), (659, 3440), (688, 3295), (860, 2636), (1318, 1720)]