56370380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{997}}^1$

素因数の和:1274

約数の個数: 48

約数和(自身を含む): 129771936

約数和(自身を除く): 73401556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 257, 514, 997, 1028, 1285, 1994, 2570, 2827, 3988, 4985, 5140, 5654, 9970, 10967, 11308, 14135, 19940, 21934, 28270, 43868, 54835, 56540, 109670, 219340, 256229, 512458, 1024916, 1281145, 2562290, 2818519, 5124580, 5637038, 11274076, 14092595, 28185190, 56370380]

約数ペア:

[(1, 56370380), (2, 28185190), (4, 14092595), (5, 11274076), (10, 5637038), (11, 5124580), (20, 2818519), (22, 2562290), (44, 1281145), (55, 1024916), (110, 512458), (220, 256229), (257, 219340), (514, 109670), (997, 56540), (1028, 54835), (1285, 43868), (1994, 28270), (2570, 21934), (2827, 19940), (3988, 14135), (4985, 11308), (5140, 10967), (5654, 9970)]