3120460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 7741440

約数和(自身を除く): 4620980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 719, 868, 1085, 1438, 2170, 2876, 3595, 4340, 5033, 7190, 10066, 14380, 20132, 22289, 25165, 44578, 50330, 89156, 100660, 111445, 156023, 222890, 312046, 445780, 624092, 780115, 1560230, 3120460]

約数ペア:

[(1, 3120460), (2, 1560230), (4, 780115), (5, 624092), (7, 445780), (10, 312046), (14, 222890), (20, 156023), (28, 111445), (31, 100660), (35, 89156), (62, 50330), (70, 44578), (124, 25165), (140, 22289), (155, 20132), (217, 14380), (310, 10066), (434, 7190), (620, 5033), (719, 4340), (868, 3595), (1085, 2876), (1438, 2170)]