17626960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1040

約数の個数: 80

約数和(自身を含む): 46778256

約数和(自身を除く): 29151296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 997, 1040, 1105, 1360, 1768, 1994, 2210, 3536, 3988, 4420, 4985, 7976, 8840, 9970, 12961, 15952, 16949, 17680, 19940, 25922, 33898, 39880, 51844, 64805, 67796, 79760, 84745, 103688, 129610, 135592, 169490, 207376, 220337, 259220, 271184, 338980, 440674, 518440, 677960, 881348, 1036880, 1101685, 1355920, 1762696, 2203370, 3525392, 4406740, 8813480, 17626960]

約数ペア:

[(1, 17626960), (2, 8813480), (4, 4406740), (5, 3525392), (8, 2203370), (10, 1762696), (13, 1355920), (16, 1101685), (17, 1036880), (20, 881348), (26, 677960), (34, 518440), (40, 440674), (52, 338980), (65, 271184), (68, 259220), (80, 220337), (85, 207376), (104, 169490), (130, 135592), (136, 129610), (170, 103688), (208, 84745), (221, 79760), (260, 67796), (272, 64805), (340, 51844), (442, 39880), (520, 33898), (680, 25922), (884, 19940), (997, 17680), (1040, 16949), (1105, 15952), (1360, 12961), (1768, 9970), (1994, 8840), (2210, 7976), (3536, 4985), (3988, 4420)]