838935380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{9601}}^1$

素因数の和:9884

約数の個数: 48

約数和(自身を含む): 1872850896

約数和(自身を除く): 1033915516

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 514, 1028, 1285, 2570, 4369, 5140, 8738, 9601, 17476, 19202, 21845, 38404, 43690, 48005, 87380, 96010, 163217, 192020, 326434, 652868, 816085, 1632170, 2467457, 3264340, 4934914, 9869828, 12337285, 24674570, 41946769, 49349140, 83893538, 167787076, 209733845, 419467690, 838935380]

約数ペア:

[(1, 838935380), (2, 419467690), (4, 209733845), (5, 167787076), (10, 83893538), (17, 49349140), (20, 41946769), (34, 24674570), (68, 12337285), (85, 9869828), (170, 4934914), (257, 3264340), (340, 2467457), (514, 1632170), (1028, 816085), (1285, 652868), (2570, 326434), (4369, 192020), (5140, 163217), (8738, 96010), (9601, 87380), (17476, 48005), (19202, 43690), (21845, 38404)]