28454910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{163}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 78357888

約数和(自身を除く): 49902978

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 163, 165, 230, 253, 326, 330, 345, 489, 506, 529, 690, 759, 815, 978, 1058, 1265, 1518, 1587, 1630, 1793, 2445, 2530, 2645, 3174, 3586, 3749, 3795, 4890, 5290, 5379, 5819, 7498, 7590, 7935, 8965, 10758, 11247, 11638, 15870, 17457, 17930, 18745, 22494, 26895, 29095, 34914, 37490, 41239, 53790, 56235, 58190, 82478, 86227, 87285, 112470, 123717, 172454, 174570, 206195, 247434, 258681, 412390, 431135, 517362, 618585, 862270, 948497, 1237170, 1293405, 1896994, 2586810, 2845491, 4742485, 5690982, 9484970, 14227455, 28454910]

約数ペア:

[(1, 28454910), (2, 14227455), (3, 9484970), (5, 5690982), (6, 4742485), (10, 2845491), (11, 2586810), (15, 1896994), (22, 1293405), (23, 1237170), (30, 948497), (33, 862270), (46, 618585), (55, 517362), (66, 431135), (69, 412390), (110, 258681), (115, 247434), (138, 206195), (163, 174570), (165, 172454), (230, 123717), (253, 112470), (326, 87285), (330, 86227), (345, 82478), (489, 58190), (506, 56235), (529, 53790), (690, 41239), (759, 37490), (815, 34914), (978, 29095), (1058, 26895), (1265, 22494), (1518, 18745), (1587, 17930), (1630, 17457), (1793, 15870), (2445, 11638), (2530, 11247), (2645, 10758), (3174, 8965), (3586, 7935), (3749, 7590), (3795, 7498), (4890, 5819), (5290, 5379)]