42180460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9719}}^1$

素因数の和:9766

約数の個数: 48

約数和(自身を含む): 104509440

約数和(自身を除く): 62328980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 9719, 19438, 38876, 48595, 68033, 97190, 136066, 194380, 272132, 301289, 340165, 602578, 680330, 1205156, 1360660, 1506445, 2109023, 3012890, 4218046, 6025780, 8436092, 10545115, 21090230, 42180460]

約数ペア:

[(1, 42180460), (2, 21090230), (4, 10545115), (5, 8436092), (7, 6025780), (10, 4218046), (14, 3012890), (20, 2109023), (28, 1506445), (31, 1360660), (35, 1205156), (62, 680330), (70, 602578), (124, 340165), (140, 301289), (155, 272132), (217, 194380), (310, 136066), (434, 97190), (620, 68033), (868, 48595), (1085, 38876), (2170, 19438), (4340, 9719)]