2018264560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1940639}}^1$

素因数の和:1940665

約数の個数: 40

約数和(自身を含む): 5053426560

約数和(自身を除く): 3035162000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1940639, 3881278, 7762556, 9703195, 15525112, 19406390, 25228307, 31050224, 38812780, 50456614, 77625560, 100913228, 126141535, 155251120, 201826456, 252283070, 403652912, 504566140, 1009132280, 2018264560]

約数ペア:

[(1, 2018264560), (2, 1009132280), (4, 504566140), (5, 403652912), (8, 252283070), (10, 201826456), (13, 155251120), (16, 126141535), (20, 100913228), (26, 77625560), (40, 50456614), (52, 38812780), (65, 31050224), (80, 25228307), (104, 19406390), (130, 15525112), (208, 9703195), (260, 7762556), (520, 3881278), (1040, 1940639)]