13373560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 32425920

約数和(自身を除く): 19052360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 277, 284, 340, 355, 554, 568, 680, 710, 1108, 1207, 1385, 1420, 2216, 2414, 2770, 2840, 4709, 4828, 5540, 6035, 9418, 9656, 11080, 12070, 18836, 19667, 23545, 24140, 37672, 39334, 47090, 48280, 78668, 94180, 98335, 157336, 188360, 196670, 334339, 393340, 668678, 786680, 1337356, 1671695, 2674712, 3343390, 6686780, 13373560]

約数ペア:

[(1, 13373560), (2, 6686780), (4, 3343390), (5, 2674712), (8, 1671695), (10, 1337356), (17, 786680), (20, 668678), (34, 393340), (40, 334339), (68, 196670), (71, 188360), (85, 157336), (136, 98335), (142, 94180), (170, 78668), (277, 48280), (284, 47090), (340, 39334), (355, 37672), (554, 24140), (568, 23545), (680, 19667), (710, 18836), (1108, 12070), (1207, 11080), (1385, 9656), (1420, 9418), (2216, 6035), (2414, 5540), (2770, 4828), (2840, 4709)]