26217940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:917

約数の個数: 72

約数和(自身を含む): 66189312

約数和(自身を除く): 39971372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 863, 868, 980, 1085, 1519, 1726, 2170, 3038, 3452, 4315, 4340, 6041, 6076, 7595, 8630, 12082, 15190, 17260, 24164, 26753, 30205, 30380, 42287, 53506, 60410, 84574, 107012, 120820, 133765, 169148, 187271, 211435, 267530, 374542, 422870, 535060, 749084, 845740, 936355, 1310897, 1872710, 2621794, 3745420, 5243588, 6554485, 13108970, 26217940]

約数ペア:

[(1, 26217940), (2, 13108970), (4, 6554485), (5, 5243588), (7, 3745420), (10, 2621794), (14, 1872710), (20, 1310897), (28, 936355), (31, 845740), (35, 749084), (49, 535060), (62, 422870), (70, 374542), (98, 267530), (124, 211435), (140, 187271), (155, 169148), (196, 133765), (217, 120820), (245, 107012), (310, 84574), (434, 60410), (490, 53506), (620, 42287), (863, 30380), (868, 30205), (980, 26753), (1085, 24164), (1519, 17260), (1726, 15190), (2170, 12082), (3038, 8630), (3452, 7595), (4315, 6076), (4340, 6041)]