890245876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{1423}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 1718164224

約数和(自身を除く): 827918348

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 227, 454, 689, 908, 1378, 1423, 2756, 2846, 2951, 5692, 5902, 11804, 12031, 18499, 24062, 36998, 48124, 73996, 75419, 150838, 156403, 301676, 312806, 323021, 625612, 646042, 980447, 1292084, 1960894, 3921788, 4199273, 8398546, 16797092, 17120113, 34240226, 68480452, 222561469, 445122938, 890245876]

約数ペア:

[(1, 890245876), (2, 445122938), (4, 222561469), (13, 68480452), (26, 34240226), (52, 17120113), (53, 16797092), (106, 8398546), (212, 4199273), (227, 3921788), (454, 1960894), (689, 1292084), (908, 980447), (1378, 646042), (1423, 625612), (2756, 323021), (2846, 312806), (2951, 301676), (5692, 156403), (5902, 150838), (11804, 75419), (12031, 73996), (18499, 48124), (24062, 36998)]