1990202365

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1\times {\mathrm{14951}}^1$

素因数の和:15372

約数の個数: 16

約数和(自身を含む): 2425812480

約数和(自身を除く): 435610115

約数列:

[1, 5, 79, 337, 395, 1685, 14951, 26623, 74755, 133115, 1181129, 5038487, 5905645, 25192435, 398040473, 1990202365]

約数ペア:

[(1, 1990202365), (5, 398040473), (79, 25192435), (337, 5905645), (395, 5038487), (1685, 1181129), (14951, 133115), (26623, 74755)]