173639020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{7193}}^1$

素因数の和:7290

約数の個数: 48

約数和(自身を含む): 391583808

約数和(自身を除く): 217944788

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 340, 355, 710, 1207, 1420, 2414, 4828, 6035, 7193, 12070, 14386, 24140, 28772, 35965, 71930, 122281, 143860, 244562, 489124, 510703, 611405, 1021406, 1222810, 2042812, 2445620, 2553515, 5107030, 8681951, 10214060, 17363902, 34727804, 43409755, 86819510, 173639020]

約数ペア:

[(1, 173639020), (2, 86819510), (4, 43409755), (5, 34727804), (10, 17363902), (17, 10214060), (20, 8681951), (34, 5107030), (68, 2553515), (71, 2445620), (85, 2042812), (142, 1222810), (170, 1021406), (284, 611405), (340, 510703), (355, 489124), (710, 244562), (1207, 143860), (1420, 122281), (2414, 71930), (4828, 35965), (6035, 28772), (7193, 24140), (12070, 14386)]