31084940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 68001024

約数和(自身を除く): 36916084

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 181, 277, 310, 362, 554, 620, 724, 905, 1108, 1385, 1810, 2770, 3620, 5540, 5611, 8587, 11222, 17174, 22444, 28055, 34348, 42935, 50137, 56110, 85870, 100274, 112220, 171740, 200548, 250685, 501370, 1002740, 1554247, 3108494, 6216988, 7771235, 15542470, 31084940]

約数ペア:

[(1, 31084940), (2, 15542470), (4, 7771235), (5, 6216988), (10, 3108494), (20, 1554247), (31, 1002740), (62, 501370), (124, 250685), (155, 200548), (181, 171740), (277, 112220), (310, 100274), (362, 85870), (554, 56110), (620, 50137), (724, 42935), (905, 34348), (1108, 28055), (1385, 22444), (1810, 17174), (2770, 11222), (3620, 8587), (5540, 5611)]