49121560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 116640000

約数和(自身を除く): 67518440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 107, 115, 184, 214, 230, 428, 460, 499, 535, 856, 920, 998, 1070, 1996, 2140, 2461, 2495, 3992, 4280, 4922, 4990, 9844, 9980, 11477, 12305, 19688, 19960, 22954, 24610, 45908, 49220, 53393, 57385, 91816, 98440, 106786, 114770, 213572, 229540, 266965, 427144, 459080, 533930, 1067860, 1228039, 2135720, 2456078, 4912156, 6140195, 9824312, 12280390, 24560780, 49121560]

約数ペア:

[(1, 49121560), (2, 24560780), (4, 12280390), (5, 9824312), (8, 6140195), (10, 4912156), (20, 2456078), (23, 2135720), (40, 1228039), (46, 1067860), (92, 533930), (107, 459080), (115, 427144), (184, 266965), (214, 229540), (230, 213572), (428, 114770), (460, 106786), (499, 98440), (535, 91816), (856, 57385), (920, 53393), (998, 49220), (1070, 45908), (1996, 24610), (2140, 22954), (2461, 19960), (2495, 19688), (3992, 12305), (4280, 11477), (4922, 9980), (4990, 9844)]