38984920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 96

約数和(自身を含む): 97502400

約数和(自身を除く): 58517480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 79, 104, 130, 146, 158, 169, 260, 292, 316, 338, 365, 395, 520, 584, 632, 676, 730, 790, 845, 949, 1027, 1352, 1460, 1580, 1690, 1898, 2054, 2920, 3160, 3380, 3796, 4108, 4745, 5135, 5767, 6760, 7592, 8216, 9490, 10270, 11534, 12337, 13351, 18980, 20540, 23068, 24674, 26702, 28835, 37960, 41080, 46136, 49348, 53404, 57670, 61685, 66755, 74971, 98696, 106808, 115340, 123370, 133510, 149942, 230680, 246740, 267020, 299884, 374855, 493480, 534040, 599768, 749710, 974623, 1499420, 1949246, 2998840, 3898492, 4873115, 7796984, 9746230, 19492460, 38984920]

約数ペア:

[(1, 38984920), (2, 19492460), (4, 9746230), (5, 7796984), (8, 4873115), (10, 3898492), (13, 2998840), (20, 1949246), (26, 1499420), (40, 974623), (52, 749710), (65, 599768), (73, 534040), (79, 493480), (104, 374855), (130, 299884), (146, 267020), (158, 246740), (169, 230680), (260, 149942), (292, 133510), (316, 123370), (338, 115340), (365, 106808), (395, 98696), (520, 74971), (584, 66755), (632, 61685), (676, 57670), (730, 53404), (790, 49348), (845, 46136), (949, 41080), (1027, 37960), (1352, 28835), (1460, 26702), (1580, 24674), (1690, 23068), (1898, 20540), (2054, 18980), (2920, 13351), (3160, 12337), (3380, 11534), (3796, 10270), (4108, 9490), (4745, 8216), (5135, 7592), (5767, 6760)]