26981780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6217}}^1$

素因数の和:6264

約数の個数: 48

約数和(自身を含む): 66855936

約数和(自身を除く): 39874156

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, 6217, 12434, 24868, 31085, 43519, 62170, 87038, 124340, 174076, 192727, 217595, 385454, 435190, 770908, 870380, 963635, 1349089, 1927270, 2698178, 3854540, 5396356, 6745445, 13490890, 26981780]

約数ペア:

[(1, 26981780), (2, 13490890), (4, 6745445), (5, 5396356), (7, 3854540), (10, 2698178), (14, 1927270), (20, 1349089), (28, 963635), (31, 870380), (35, 770908), (62, 435190), (70, 385454), (124, 217595), (140, 192727), (155, 174076), (217, 124340), (310, 87038), (434, 62170), (620, 43519), (868, 31085), (1085, 24868), (2170, 12434), (4340, 6217)]