340976720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{608887}}^1$

素因数の和:608907

約数の個数: 40

約数和(自身を含む): 906025344

約数和(自身を除く): 565048624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 608887, 1217774, 2435548, 3044435, 4262209, 4871096, 6088870, 8524418, 9742192, 12177740, 17048836, 21311045, 24355480, 34097672, 42622090, 48710960, 68195344, 85244180, 170488360, 340976720]

約数ペア:

[(1, 340976720), (2, 170488360), (4, 85244180), (5, 68195344), (7, 48710960), (8, 42622090), (10, 34097672), (14, 24355480), (16, 21311045), (20, 17048836), (28, 12177740), (35, 9742192), (40, 8524418), (56, 6088870), (70, 4871096), (80, 4262209), (112, 3044435), (140, 2435548), (280, 1217774), (560, 608887)]