15430760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^2$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 35936460

約数和(自身を除く): 20505700

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 97, 164, 194, 205, 328, 388, 410, 485, 776, 820, 970, 1640, 1940, 3880, 3977, 7954, 9409, 15908, 18818, 19885, 31816, 37636, 39770, 47045, 75272, 79540, 94090, 159080, 188180, 376360, 385769, 771538, 1543076, 1928845, 3086152, 3857690, 7715380, 15430760]

約数ペア:

[(1, 15430760), (2, 7715380), (4, 3857690), (5, 3086152), (8, 1928845), (10, 1543076), (20, 771538), (40, 385769), (41, 376360), (82, 188180), (97, 159080), (164, 94090), (194, 79540), (205, 75272), (328, 47045), (388, 39770), (410, 37636), (485, 31816), (776, 19885), (820, 18818), (970, 15908), (1640, 9409), (1940, 7954), (3880, 3977)]