20359290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1447}}^1$

素因数の和:1531

約数の個数: 64

約数和(自身を含む): 56715264

約数和(自身を除く): 36355974

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 67, 70, 105, 134, 201, 210, 335, 402, 469, 670, 938, 1005, 1407, 1447, 2010, 2345, 2814, 2894, 4341, 4690, 7035, 7235, 8682, 10129, 14070, 14470, 20258, 21705, 30387, 43410, 50645, 60774, 96949, 101290, 151935, 193898, 290847, 303870, 484745, 581694, 678643, 969490, 1357286, 1454235, 2035929, 2908470, 3393215, 4071858, 6786430, 10179645, 20359290]

約数ペア:

[(1, 20359290), (2, 10179645), (3, 6786430), (5, 4071858), (6, 3393215), (7, 2908470), (10, 2035929), (14, 1454235), (15, 1357286), (21, 969490), (30, 678643), (35, 581694), (42, 484745), (67, 303870), (70, 290847), (105, 193898), (134, 151935), (201, 101290), (210, 96949), (335, 60774), (402, 50645), (469, 43410), (670, 30387), (938, 21705), (1005, 20258), (1407, 14470), (1447, 14070), (2010, 10129), (2345, 8682), (2814, 7235), (2894, 7035), (4341, 4690)]