12843740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7057}}^1$

素因数の和:7086

約数の個数: 48

約数和(自身を含む): 33200832

約数和(自身を除く): 20357092

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 7057, 14114, 28228, 35285, 49399, 70570, 91741, 98798, 141140, 183482, 197596, 246995, 366964, 458705, 493990, 642187, 917410, 987980, 1284374, 1834820, 2568748, 3210935, 6421870, 12843740]

約数ペア:

[(1, 12843740), (2, 6421870), (4, 3210935), (5, 2568748), (7, 1834820), (10, 1284374), (13, 987980), (14, 917410), (20, 642187), (26, 493990), (28, 458705), (35, 366964), (52, 246995), (65, 197596), (70, 183482), (91, 141140), (130, 98798), (140, 91741), (182, 70570), (260, 49399), (364, 35285), (455, 28228), (910, 14114), (1820, 7057)]