26105940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20719}}^1$

素因数の和:20741

約数の個数: 72

約数和(自身を含む): 90504960

約数和(自身を除く): 64399020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 20719, 41438, 62157, 82876, 103595, 124314, 145033, 186471, 207190, 248628, 290066, 310785, 372942, 414380, 435099, 580132, 621570, 725165, 745884, 870198, 932355, 1243140, 1305297, 1450330, 1740396, 1864710, 2175495, 2610594, 2900660, 3729420, 4350990, 5221188, 6526485, 8701980, 13052970, 26105940]

約数ペア:

[(1, 26105940), (2, 13052970), (3, 8701980), (4, 6526485), (5, 5221188), (6, 4350990), (7, 3729420), (9, 2900660), (10, 2610594), (12, 2175495), (14, 1864710), (15, 1740396), (18, 1450330), (20, 1305297), (21, 1243140), (28, 932355), (30, 870198), (35, 745884), (36, 725165), (42, 621570), (45, 580132), (60, 435099), (63, 414380), (70, 372942), (84, 310785), (90, 290066), (105, 248628), (126, 207190), (140, 186471), (180, 145033), (210, 124314), (252, 103595), (315, 82876), (420, 62157), (630, 41438), (1260, 20719)]