20400264

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 58705920

約数和(自身を除く): 38305656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 97, 127, 138, 184, 194, 207, 254, 276, 291, 381, 388, 414, 508, 552, 582, 762, 776, 828, 873, 1016, 1143, 1164, 1524, 1656, 1746, 2231, 2286, 2328, 2921, 3048, 3492, 4462, 4572, 5842, 6693, 6984, 8763, 8924, 9144, 11684, 12319, 13386, 17526, 17848, 20079, 23368, 24638, 26289, 26772, 35052, 36957, 40158, 49276, 52578, 53544, 70104, 73914, 80316, 98552, 105156, 110871, 147828, 160632, 210312, 221742, 283337, 295656, 443484, 566674, 850011, 886968, 1133348, 1700022, 2266696, 2550033, 3400044, 5100066, 6800088, 10200132, 20400264]

約数ペア:

[(1, 20400264), (2, 10200132), (3, 6800088), (4, 5100066), (6, 3400044), (8, 2550033), (9, 2266696), (12, 1700022), (18, 1133348), (23, 886968), (24, 850011), (36, 566674), (46, 443484), (69, 295656), (72, 283337), (92, 221742), (97, 210312), (127, 160632), (138, 147828), (184, 110871), (194, 105156), (207, 98552), (254, 80316), (276, 73914), (291, 70104), (381, 53544), (388, 52578), (414, 49276), (508, 40158), (552, 36957), (582, 35052), (762, 26772), (776, 26289), (828, 24638), (873, 23368), (1016, 20079), (1143, 17848), (1164, 17526), (1524, 13386), (1656, 12319), (1746, 11684), (2231, 9144), (2286, 8924), (2328, 8763), (2921, 6984), (3048, 6693), (3492, 5842), (4462, 4572)]