86423660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139393}}^1$

素因数の和:139433

約数の個数: 24

約数和(自身を含む): 187345536

約数和(自身を除く): 100921876

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 139393, 278786, 557572, 696965, 1393930, 2787860, 4321183, 8642366, 17284732, 21605915, 43211830, 86423660]

約数ペア:

[(1, 86423660), (2, 43211830), (4, 21605915), (5, 17284732), (10, 8642366), (20, 4321183), (31, 2787860), (62, 1393930), (124, 696965), (155, 557572), (310, 278786), (620, 139393)]