171036920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137933}}^1$

素因数の和:137975

約数の個数: 32

約数和(自身を含む): 397249920

約数和(自身を除く): 226213000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 137933, 275866, 551732, 689665, 1103464, 1379330, 2758660, 4275923, 5517320, 8551846, 17103692, 21379615, 34207384, 42759230, 85518460, 171036920]

約数ペア:

[(1, 171036920), (2, 85518460), (4, 42759230), (5, 34207384), (8, 21379615), (10, 17103692), (20, 8551846), (31, 5517320), (40, 4275923), (62, 2758660), (124, 1379330), (155, 1103464), (248, 689665), (310, 551732), (620, 275866), (1240, 137933)]