12358480

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{641}}^1$

素因数の和:895

約数の個数: 40

約数和(自身を含む): 28897704

約数和(自身を除く): 16539224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 641, 964, 1205, 1282, 1928, 2410, 2564, 3205, 3856, 4820, 5128, 6410, 9640, 10256, 12820, 19280, 25640, 51280, 154481, 308962, 617924, 772405, 1235848, 1544810, 2471696, 3089620, 6179240, 12358480]

約数ペア:

[(1, 12358480), (2, 6179240), (4, 3089620), (5, 2471696), (8, 1544810), (10, 1235848), (16, 772405), (20, 617924), (40, 308962), (80, 154481), (241, 51280), (482, 25640), (641, 19280), (964, 12820), (1205, 10256), (1282, 9640), (1928, 6410), (2410, 5128), (2564, 4820), (3205, 3856)]