1810080260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{6491}}^1$

素因数の和:6764

約数の個数: 48

約数和(自身を含む): 3874010112

約数和(自身を除く): 2063929852

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 191, 292, 365, 382, 730, 764, 955, 1460, 1910, 3820, 6491, 12982, 13943, 25964, 27886, 32455, 55772, 64910, 69715, 129820, 139430, 278860, 473843, 947686, 1239781, 1895372, 2369215, 2479562, 4738430, 4959124, 6198905, 9476860, 12397810, 24795620, 90504013, 181008026, 362016052, 452520065, 905040130, 1810080260]

約数ペア:

[(1, 1810080260), (2, 905040130), (4, 452520065), (5, 362016052), (10, 181008026), (20, 90504013), (73, 24795620), (146, 12397810), (191, 9476860), (292, 6198905), (365, 4959124), (382, 4738430), (730, 2479562), (764, 2369215), (955, 1895372), (1460, 1239781), (1910, 947686), (3820, 473843), (6491, 278860), (12982, 139430), (13943, 129820), (25964, 69715), (27886, 64910), (32455, 55772)]