31073540

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{18719}}^1$

素因数の和:18811

約数の個数: 24

約数和(自身を含む): 66044160

約数和(自身を除く): 34970620

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 18719, 37438, 74876, 93595, 187190, 374380, 1553677, 3107354, 6214708, 7768385, 15536770, 31073540]

約数ペア:

[(1, 31073540), (2, 15536770), (4, 7768385), (5, 6214708), (10, 3107354), (20, 1553677), (83, 374380), (166, 187190), (332, 93595), (415, 74876), (830, 37438), (1660, 18719)]