56156780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8693}}^1$

素因数の和:8738

約数の個数: 48

約数和(自身を含む): 131453280

約数和(自身を除く): 75296500

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 8693, 17386, 34772, 43465, 86930, 147781, 165167, 173860, 295562, 330334, 591124, 660668, 738905, 825835, 1477810, 1651670, 2807839, 2955620, 3303340, 5615678, 11231356, 14039195, 28078390, 56156780]

約数ペア:

[(1, 56156780), (2, 28078390), (4, 14039195), (5, 11231356), (10, 5615678), (17, 3303340), (19, 2955620), (20, 2807839), (34, 1651670), (38, 1477810), (68, 825835), (76, 738905), (85, 660668), (95, 591124), (170, 330334), (190, 295562), (323, 173860), (340, 165167), (380, 147781), (646, 86930), (1292, 43465), (1615, 34772), (3230, 17386), (6460, 8693)]