9658840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 23328000

約数和(自身を除く): 13669160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 179, 190, 284, 355, 358, 380, 568, 710, 716, 760, 895, 1349, 1420, 1432, 1790, 2698, 2840, 3401, 3580, 5396, 6745, 6802, 7160, 10792, 12709, 13490, 13604, 17005, 25418, 26980, 27208, 34010, 50836, 53960, 63545, 68020, 101672, 127090, 136040, 241471, 254180, 482942, 508360, 965884, 1207355, 1931768, 2414710, 4829420, 9658840]

約数ペア:

[(1, 9658840), (2, 4829420), (4, 2414710), (5, 1931768), (8, 1207355), (10, 965884), (19, 508360), (20, 482942), (38, 254180), (40, 241471), (71, 136040), (76, 127090), (95, 101672), (142, 68020), (152, 63545), (179, 53960), (190, 50836), (284, 34010), (355, 27208), (358, 26980), (380, 25418), (568, 17005), (710, 13604), (716, 13490), (760, 12709), (895, 10792), (1349, 7160), (1420, 6802), (1432, 6745), (1790, 5396), (2698, 3580), (2840, 3401)]