31424360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71419}}^1$

素因数の和:71441

約数の個数: 32

約数和(自身を含む): 77133600

約数和(自身を除く): 45709240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 71419, 142838, 285676, 357095, 571352, 714190, 785609, 1428380, 1571218, 2856760, 3142436, 3928045, 6284872, 7856090, 15712180, 31424360]

約数ペア:

[(1, 31424360), (2, 15712180), (4, 7856090), (5, 6284872), (8, 3928045), (10, 3142436), (11, 2856760), (20, 1571218), (22, 1428380), (40, 785609), (44, 714190), (55, 571352), (88, 357095), (110, 285676), (220, 142838), (440, 71419)]