20003400620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3484913}}^1$

素因数の和:3484970

約数の個数: 48

約数和(自身を含む): 49179106368

約数和(自身を除く): 29175705748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 3484913, 6969826, 13939652, 17424565, 24394391, 34849130, 48788782, 69698260, 97577564, 121971955, 142881433, 243943910, 285762866, 487887820, 571525732, 714407165, 1000170031, 1428814330, 2000340062, 2857628660, 4000680124, 5000850155, 10001700310, 20003400620]

約数ペア:

[(1, 20003400620), (2, 10001700310), (4, 5000850155), (5, 4000680124), (7, 2857628660), (10, 2000340062), (14, 1428814330), (20, 1000170031), (28, 714407165), (35, 571525732), (41, 487887820), (70, 285762866), (82, 243943910), (140, 142881433), (164, 121971955), (205, 97577564), (287, 69698260), (410, 48788782), (574, 34849130), (820, 24394391), (1148, 17424565), (1435, 13939652), (2870, 6969826), (5740, 3484913)]