2857408040

素因数分解:

$2^3\times 5^1\times {\mathrm{1093}}^1\times {\mathrm{65357}}^1$

素因数の和:66461

約数の個数: 32

約数和(自身を含む): 6435148680

約数和(自身を除く): 3577740640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1093, 2186, 4372, 5465, 8744, 10930, 21860, 43720, 65357, 130714, 261428, 326785, 522856, 653570, 1307140, 2614280, 71435201, 142870402, 285740804, 357176005, 571481608, 714352010, 1428704020, 2857408040]

約数ペア:

[(1, 2857408040), (2, 1428704020), (4, 714352010), (5, 571481608), (8, 357176005), (10, 285740804), (20, 142870402), (40, 71435201), (1093, 2614280), (2186, 1307140), (4372, 653570), (5465, 522856), (8744, 326785), (10930, 261428), (21860, 130714), (43720, 65357)]