2553364220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{25849}}^1$

素因数の和:26318

約数の個数: 48

約数和(自身を含む): 5862780000

約数和(自身を除く): 3309415780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 449, 898, 1796, 2245, 4490, 4939, 8980, 9878, 19756, 24695, 25849, 49390, 51698, 98780, 103396, 129245, 258490, 284339, 516980, 568678, 1137356, 1421695, 2843390, 5686780, 11606201, 23212402, 46424804, 58031005, 116062010, 127668211, 232124020, 255336422, 510672844, 638341055, 1276682110, 2553364220]

約数ペア:

[(1, 2553364220), (2, 1276682110), (4, 638341055), (5, 510672844), (10, 255336422), (11, 232124020), (20, 127668211), (22, 116062010), (44, 58031005), (55, 46424804), (110, 23212402), (220, 11606201), (449, 5686780), (898, 2843390), (1796, 1421695), (2245, 1137356), (4490, 568678), (4939, 516980), (8980, 284339), (9878, 258490), (19756, 129245), (24695, 103396), (25849, 98780), (49390, 51698)]