12744560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9371}}^1$

素因数の和:9401

約数の個数: 40

約数和(自身を含む): 31377456

約数和(自身を除く): 18632896

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 9371, 18742, 37484, 46855, 74968, 93710, 149936, 159307, 187420, 318614, 374840, 637228, 749680, 796535, 1274456, 1593070, 2548912, 3186140, 6372280, 12744560]

約数ペア:

[(1, 12744560), (2, 6372280), (4, 3186140), (5, 2548912), (8, 1593070), (10, 1274456), (16, 796535), (17, 749680), (20, 637228), (34, 374840), (40, 318614), (68, 187420), (80, 159307), (85, 149936), (136, 93710), (170, 74968), (272, 46855), (340, 37484), (680, 18742), (1360, 9371)]