166443260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{489539}}^1$

素因数の和:489565

約数の個数: 24

約数和(自身を含む): 370092240

約数和(自身を除く): 203648980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 489539, 979078, 1958156, 2447695, 4895390, 8322163, 9790780, 16644326, 33288652, 41610815, 83221630, 166443260]

約数ペア:

[(1, 166443260), (2, 83221630), (4, 41610815), (5, 33288652), (10, 16644326), (17, 9790780), (20, 8322163), (34, 4895390), (68, 2447695), (85, 1958156), (170, 979078), (340, 489539)]