17719240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{523}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 50178240

約数和(自身を除く): 32459000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 121, 140, 154, 220, 242, 280, 308, 385, 440, 484, 523, 605, 616, 770, 847, 968, 1046, 1210, 1540, 1694, 2092, 2420, 2615, 3080, 3388, 3661, 4184, 4235, 4840, 5230, 5753, 6776, 7322, 8470, 10460, 11506, 14644, 16940, 18305, 20920, 23012, 28765, 29288, 33880, 36610, 40271, 46024, 57530, 63283, 73220, 80542, 115060, 126566, 146440, 161084, 201355, 230120, 253132, 316415, 322168, 402710, 442981, 506264, 632830, 805420, 885962, 1265660, 1610840, 1771924, 2214905, 2531320, 3543848, 4429810, 8859620, 17719240]

約数ペア:

[(1, 17719240), (2, 8859620), (4, 4429810), (5, 3543848), (7, 2531320), (8, 2214905), (10, 1771924), (11, 1610840), (14, 1265660), (20, 885962), (22, 805420), (28, 632830), (35, 506264), (40, 442981), (44, 402710), (55, 322168), (56, 316415), (70, 253132), (77, 230120), (88, 201355), (110, 161084), (121, 146440), (140, 126566), (154, 115060), (220, 80542), (242, 73220), (280, 63283), (308, 57530), (385, 46024), (440, 40271), (484, 36610), (523, 33880), (605, 29288), (616, 28765), (770, 23012), (847, 20920), (968, 18305), (1046, 16940), (1210, 14644), (1540, 11506), (1694, 10460), (2092, 8470), (2420, 7322), (2615, 6776), (3080, 5753), (3388, 5230), (3661, 4840), (4184, 4235)]