572680

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 1310400

約数和(自身を除く): 737720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 139, 206, 278, 412, 515, 556, 695, 824, 1030, 1112, 1390, 2060, 2780, 4120, 5560, 14317, 28634, 57268, 71585, 114536, 143170, 286340, 572680]

約数ペア:

[(1, 572680), (2, 286340), (4, 143170), (5, 114536), (8, 71585), (10, 57268), (20, 28634), (40, 14317), (103, 5560), (139, 4120), (206, 2780), (278, 2060), (412, 1390), (515, 1112), (556, 1030), (695, 824)]