210418340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{4289}}^1$

素因数の和:4532

約数の個数: 48

約数和(自身を含む): 484323840

約数和(自身を除く): 273905500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 223, 446, 892, 1115, 2230, 2453, 4289, 4460, 4906, 8578, 9812, 12265, 17156, 21445, 24530, 42890, 47179, 49060, 85780, 94358, 188716, 235895, 471790, 943580, 956447, 1912894, 3825788, 4782235, 9564470, 10520917, 19128940, 21041834, 42083668, 52604585, 105209170, 210418340]

約数ペア:

[(1, 210418340), (2, 105209170), (4, 52604585), (5, 42083668), (10, 21041834), (11, 19128940), (20, 10520917), (22, 9564470), (44, 4782235), (55, 3825788), (110, 1912894), (220, 956447), (223, 943580), (446, 471790), (892, 235895), (1115, 188716), (2230, 94358), (2453, 85780), (4289, 49060), (4460, 47179), (4906, 42890), (8578, 24530), (9812, 21445), (12265, 17156)]