39855770

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1549}}^1$

素因数の和:1670

約数の個数: 32

約数和(自身を含む): 74995200

約数和(自身を除く): 35139430

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 310, 415, 830, 1549, 2573, 3098, 5146, 7745, 12865, 15490, 25730, 48019, 96038, 128567, 240095, 257134, 480190, 642835, 1285670, 3985577, 7971154, 19927885, 39855770]

約数ペア:

[(1, 39855770), (2, 19927885), (5, 7971154), (10, 3985577), (31, 1285670), (62, 642835), (83, 480190), (155, 257134), (166, 240095), (310, 128567), (415, 96038), (830, 48019), (1549, 25730), (2573, 15490), (3098, 12865), (5146, 7745)]