40395068

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 82978560

約数和(自身を除く): 42583492

約数列:

[1, 2, 4, 7, 14, 28, 97, 107, 139, 194, 214, 278, 388, 428, 556, 679, 749, 973, 1358, 1498, 1946, 2716, 2996, 3892, 10379, 13483, 14873, 20758, 26966, 29746, 41516, 53932, 59492, 72653, 94381, 104111, 145306, 188762, 208222, 290612, 377524, 416444, 1442681, 2885362, 5770724, 10098767, 20197534, 40395068]

約数ペア:

[(1, 40395068), (2, 20197534), (4, 10098767), (7, 5770724), (14, 2885362), (28, 1442681), (97, 416444), (107, 377524), (139, 290612), (194, 208222), (214, 188762), (278, 145306), (388, 104111), (428, 94381), (556, 72653), (679, 59492), (749, 53932), (973, 41516), (1358, 29746), (1498, 26966), (1946, 20758), (2716, 14873), (2996, 13483), (3892, 10379)]