31348990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{439}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 58386240

約数和(自身を除く): 27037250

約数列:

[1, 2, 5, 10, 37, 74, 185, 193, 370, 386, 439, 878, 965, 1930, 2195, 4390, 7141, 14282, 16243, 32486, 35705, 71410, 81215, 84727, 162430, 169454, 423635, 847270, 3134899, 6269798, 15674495, 31348990]

約数ペア:

[(1, 31348990), (2, 15674495), (5, 6269798), (10, 3134899), (37, 847270), (74, 423635), (185, 169454), (193, 162430), (370, 84727), (386, 81215), (439, 71410), (878, 35705), (965, 32486), (1930, 16243), (2195, 14282), (4390, 7141)]