31240380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1087}}^1$

素因数の和:1578

約数の個数: 48

約数和(自身を含む): 87736320

約数和(自身を除く): 56495940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 479, 958, 1087, 1437, 1916, 2174, 2395, 2874, 3261, 4348, 4790, 5435, 5748, 6522, 7185, 9580, 10870, 13044, 14370, 16305, 21740, 28740, 32610, 65220, 520673, 1041346, 1562019, 2082692, 2603365, 3124038, 5206730, 6248076, 7810095, 10413460, 15620190, 31240380]

約数ペア:

[(1, 31240380), (2, 15620190), (3, 10413460), (4, 7810095), (5, 6248076), (6, 5206730), (10, 3124038), (12, 2603365), (15, 2082692), (20, 1562019), (30, 1041346), (60, 520673), (479, 65220), (958, 32610), (1087, 28740), (1437, 21740), (1916, 16305), (2174, 14370), (2395, 13044), (2874, 10870), (3261, 9580), (4348, 7185), (4790, 6522), (5435, 5748)]