26180440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 72576000

約数和(自身を除く): 46395560

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 23, 26, 40, 44, 46, 52, 55, 65, 88, 92, 104, 110, 115, 130, 143, 184, 199, 220, 230, 253, 260, 286, 299, 398, 440, 460, 506, 520, 572, 598, 715, 796, 920, 995, 1012, 1144, 1196, 1265, 1430, 1495, 1592, 1990, 2024, 2189, 2392, 2530, 2587, 2860, 2990, 3289, 3980, 4378, 4577, 5060, 5174, 5720, 5980, 6578, 7960, 8756, 9154, 10120, 10348, 10945, 11960, 12935, 13156, 16445, 17512, 18308, 20696, 21890, 22885, 25870, 26312, 28457, 32890, 36616, 43780, 45770, 50347, 51740, 56914, 59501, 65780, 87560, 91540, 100694, 103480, 113828, 119002, 131560, 142285, 183080, 201388, 227656, 238004, 251735, 284570, 297505, 402776, 476008, 503470, 569140, 595010, 654511, 1006940, 1138280, 1190020, 1309022, 2013880, 2380040, 2618044, 3272555, 5236088, 6545110, 13090220, 26180440]

約数ペア:

[(1, 26180440), (2, 13090220), (4, 6545110), (5, 5236088), (8, 3272555), (10, 2618044), (11, 2380040), (13, 2013880), (20, 1309022), (22, 1190020), (23, 1138280), (26, 1006940), (40, 654511), (44, 595010), (46, 569140), (52, 503470), (55, 476008), (65, 402776), (88, 297505), (92, 284570), (104, 251735), (110, 238004), (115, 227656), (130, 201388), (143, 183080), (184, 142285), (199, 131560), (220, 119002), (230, 113828), (253, 103480), (260, 100694), (286, 91540), (299, 87560), (398, 65780), (440, 59501), (460, 56914), (506, 51740), (520, 50347), (572, 45770), (598, 43780), (715, 36616), (796, 32890), (920, 28457), (995, 26312), (1012, 25870), (1144, 22885), (1196, 21890), (1265, 20696), (1430, 18308), (1495, 17512), (1592, 16445), (1990, 13156), (2024, 12935), (2189, 11960), (2392, 10945), (2530, 10348), (2587, 10120), (2860, 9154), (2990, 8756), (3289, 7960), (3980, 6578), (4378, 5980), (4577, 5720), (5060, 5174)]