171031340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{887}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 372363264

約数和(自身を除く): 201331924

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 311, 620, 622, 887, 1244, 1555, 1774, 3110, 3548, 4435, 6220, 8870, 9641, 17740, 19282, 27497, 38564, 48205, 54994, 96410, 109988, 137485, 192820, 274970, 275857, 549940, 551714, 1103428, 1379285, 2758570, 5517140, 8551567, 17103134, 34206268, 42757835, 85515670, 171031340]

約数ペア:

[(1, 171031340), (2, 85515670), (4, 42757835), (5, 34206268), (10, 17103134), (20, 8551567), (31, 5517140), (62, 2758570), (124, 1379285), (155, 1103428), (310, 551714), (311, 549940), (620, 275857), (622, 274970), (887, 192820), (1244, 137485), (1555, 109988), (1774, 96410), (3110, 54994), (3548, 48205), (4435, 38564), (6220, 27497), (8870, 19282), (9641, 17740)]