204496040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{19739}}^1$

素因数の和:19794

約数の個数: 64

約数和(自身を含む): 540086400

約数和(自身を除く): 335590360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 19739, 39478, 78956, 98695, 138173, 157912, 197390, 276346, 394780, 552692, 690865, 730343, 789560, 1105384, 1381730, 1460686, 2763460, 2921372, 3651715, 5112401, 5526920, 5842744, 7303430, 10224802, 14606860, 20449604, 25562005, 29213720, 40899208, 51124010, 102248020, 204496040]

約数ペア:

[(1, 204496040), (2, 102248020), (4, 51124010), (5, 40899208), (7, 29213720), (8, 25562005), (10, 20449604), (14, 14606860), (20, 10224802), (28, 7303430), (35, 5842744), (37, 5526920), (40, 5112401), (56, 3651715), (70, 2921372), (74, 2763460), (140, 1460686), (148, 1381730), (185, 1105384), (259, 789560), (280, 730343), (296, 690865), (370, 552692), (518, 394780), (740, 276346), (1036, 197390), (1295, 157912), (1480, 138173), (2072, 98695), (2590, 78956), (5180, 39478), (10360, 19739)]