310012990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{22481}}^1$

素因数の和:22692

約数の個数: 32

約数和(自身を含む): 641006784

約数和(自身を除く): 330993794

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2758, 6895, 13790, 22481, 44962, 112405, 157367, 224810, 314734, 786835, 1573670, 4428757, 8857514, 22143785, 31001299, 44287570, 62002598, 155006495, 310012990]

約数ペア:

[(1, 310012990), (2, 155006495), (5, 62002598), (7, 44287570), (10, 31001299), (14, 22143785), (35, 8857514), (70, 4428757), (197, 1573670), (394, 786835), (985, 314734), (1379, 224810), (1970, 157367), (2758, 112405), (6895, 44962), (13790, 22481)]