190908080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{541}}^1$

素因数の和:966

約数の個数: 80

約数和(自身を含む): 486317088

約数和(自身を除く): 295409008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 401, 440, 541, 802, 880, 1082, 1604, 2005, 2164, 2705, 3208, 4010, 4328, 4411, 5410, 5951, 6416, 8020, 8656, 8822, 10820, 11902, 16040, 17644, 21640, 22055, 23804, 29755, 32080, 35288, 43280, 44110, 47608, 59510, 70576, 88220, 95216, 119020, 176440, 216941, 238040, 352880, 433882, 476080, 867764, 1084705, 1735528, 2169410, 2386351, 3471056, 4338820, 4772702, 8677640, 9545404, 11931755, 17355280, 19090808, 23863510, 38181616, 47727020, 95454040, 190908080]

約数ペア:

[(1, 190908080), (2, 95454040), (4, 47727020), (5, 38181616), (8, 23863510), (10, 19090808), (11, 17355280), (16, 11931755), (20, 9545404), (22, 8677640), (40, 4772702), (44, 4338820), (55, 3471056), (80, 2386351), (88, 2169410), (110, 1735528), (176, 1084705), (220, 867764), (401, 476080), (440, 433882), (541, 352880), (802, 238040), (880, 216941), (1082, 176440), (1604, 119020), (2005, 95216), (2164, 88220), (2705, 70576), (3208, 59510), (4010, 47608), (4328, 44110), (4411, 43280), (5410, 35288), (5951, 32080), (6416, 29755), (8020, 23804), (8656, 22055), (8822, 21640), (10820, 17644), (11902, 16040)]