4286660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 10464384

約数和(自身を除く): 6177724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 457, 469, 670, 914, 938, 1340, 1828, 1876, 2285, 2345, 3199, 4570, 4690, 6398, 9140, 9380, 12796, 15995, 30619, 31990, 61238, 63980, 122476, 153095, 214333, 306190, 428666, 612380, 857332, 1071665, 2143330, 4286660]

約数ペア:

[(1, 4286660), (2, 2143330), (4, 1071665), (5, 857332), (7, 612380), (10, 428666), (14, 306190), (20, 214333), (28, 153095), (35, 122476), (67, 63980), (70, 61238), (134, 31990), (140, 30619), (268, 15995), (335, 12796), (457, 9380), (469, 9140), (670, 6398), (914, 4690), (938, 4570), (1340, 3199), (1828, 2345), (1876, 2285)]