2017380880

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{71437}}^1$

素因数の和:71803

約数の個数: 40

約数和(自身を含む): 4703763672

約数和(自身を除く): 2686382792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 706, 1412, 1765, 2824, 3530, 5648, 7060, 14120, 28240, 71437, 142874, 285748, 357185, 571496, 714370, 1142992, 1428740, 2857480, 5714960, 25217261, 50434522, 100869044, 126086305, 201738088, 252172610, 403476176, 504345220, 1008690440, 2017380880]

約数ペア:

[(1, 2017380880), (2, 1008690440), (4, 504345220), (5, 403476176), (8, 252172610), (10, 201738088), (16, 126086305), (20, 100869044), (40, 50434522), (80, 25217261), (353, 5714960), (706, 2857480), (1412, 1428740), (1765, 1142992), (2824, 714370), (3530, 571496), (5648, 357185), (7060, 285748), (14120, 142874), (28240, 71437)]