347870740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{27919}}^1$

素因数の和:28024

約数の個数: 48

約数和(自身を含む): 844300800

約数和(自身を除く): 496430060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 12460, 27919, 55838, 111676, 139595, 195433, 279190, 390866, 558380, 781732, 977165, 1954330, 2484791, 3908660, 4969582, 9939164, 12423955, 17393537, 24847910, 34787074, 49695820, 69574148, 86967685, 173935370, 347870740]

約数ペア:

[(1, 347870740), (2, 173935370), (4, 86967685), (5, 69574148), (7, 49695820), (10, 34787074), (14, 24847910), (20, 17393537), (28, 12423955), (35, 9939164), (70, 4969582), (89, 3908660), (140, 2484791), (178, 1954330), (356, 977165), (445, 781732), (623, 558380), (890, 390866), (1246, 279190), (1780, 195433), (2492, 139595), (3115, 111676), (6230, 55838), (12460, 27919)]