870453860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 1976486400

約数和(自身を除く): 1106032540

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 199, 230, 257, 370, 398, 460, 514, 740, 796, 851, 995, 1028, 1285, 1702, 1990, 2570, 3404, 3980, 4255, 4577, 5140, 5911, 7363, 8510, 9154, 9509, 11822, 14726, 17020, 18308, 19018, 22885, 23644, 29452, 29555, 36815, 38036, 45770, 47545, 51143, 59110, 73630, 91540, 95090, 102286, 118220, 147260, 169349, 190180, 204572, 218707, 255715, 338698, 437414, 511430, 677396, 846745, 874828, 1022860, 1093535, 1176289, 1693490, 1892291, 2187070, 2352578, 3386980, 3784582, 4374140, 4705156, 5881445, 7569164, 9461455, 11762890, 18922910, 23525780, 37845820, 43522693, 87045386, 174090772, 217613465, 435226930, 870453860]

約数ペア:

[(1, 870453860), (2, 435226930), (4, 217613465), (5, 174090772), (10, 87045386), (20, 43522693), (23, 37845820), (37, 23525780), (46, 18922910), (74, 11762890), (92, 9461455), (115, 7569164), (148, 5881445), (185, 4705156), (199, 4374140), (230, 3784582), (257, 3386980), (370, 2352578), (398, 2187070), (460, 1892291), (514, 1693490), (740, 1176289), (796, 1093535), (851, 1022860), (995, 874828), (1028, 846745), (1285, 677396), (1702, 511430), (1990, 437414), (2570, 338698), (3404, 255715), (3980, 218707), (4255, 204572), (4577, 190180), (5140, 169349), (5911, 147260), (7363, 118220), (8510, 102286), (9154, 95090), (9509, 91540), (11822, 73630), (14726, 59110), (17020, 51143), (18308, 47545), (19018, 45770), (22885, 38036), (23644, 36815), (29452, 29555)]