786984890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{26347}}^1$

素因数の和:26486

約数の個数: 32

約数和(自身を含む): 1479703680

約数和(自身を除く): 692718790

約数列:

[1, 2, 5, 10, 29, 58, 103, 145, 206, 290, 515, 1030, 2987, 5974, 14935, 26347, 29870, 52694, 131735, 263470, 764063, 1528126, 2713741, 3820315, 5427482, 7640630, 13568705, 27137410, 78698489, 157396978, 393492445, 786984890]

約数ペア:

[(1, 786984890), (2, 393492445), (5, 157396978), (10, 78698489), (29, 27137410), (58, 13568705), (103, 7640630), (145, 5427482), (206, 3820315), (290, 2713741), (515, 1528126), (1030, 764063), (2987, 263470), (5974, 131735), (14935, 52694), (26347, 29870)]