8859620

素因数分解:

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

素因数の和:561

約数の個数: 72

約数和(自身を含む): 23416512

約数和(自身を除く): 14556892

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 523, 605, 770, 847, 1046, 1210, 1540, 1694, 2092, 2420, 2615, 3388, 3661, 4235, 5230, 5753, 7322, 8470, 10460, 11506, 14644, 16940, 18305, 23012, 28765, 36610, 40271, 57530, 63283, 73220, 80542, 115060, 126566, 161084, 201355, 253132, 316415, 402710, 442981, 632830, 805420, 885962, 1265660, 1771924, 2214905, 4429810, 8859620]

約数ペア:

[(1, 8859620), (2, 4429810), (4, 2214905), (5, 1771924), (7, 1265660), (10, 885962), (11, 805420), (14, 632830), (20, 442981), (22, 402710), (28, 316415), (35, 253132), (44, 201355), (55, 161084), (70, 126566), (77, 115060), (110, 80542), (121, 73220), (140, 63283), (154, 57530), (220, 40271), (242, 36610), (308, 28765), (385, 23012), (484, 18305), (523, 16940), (605, 14644), (770, 11506), (847, 10460), (1046, 8470), (1210, 7322), (1540, 5753), (1694, 5230), (2092, 4235), (2420, 3661), (2615, 3388)]