210360970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2707}}^1$

素因数の和:3142

約数の個数: 32

約数和(自身を含む): 399700800

約数和(自身を除く): 189339830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 409, 818, 2045, 2707, 4090, 5414, 7771, 13535, 15542, 27070, 38855, 51433, 77710, 102866, 257165, 514330, 1107163, 2214326, 5535815, 11071630, 21036097, 42072194, 105180485, 210360970]

約数ペア:

[(1, 210360970), (2, 105180485), (5, 42072194), (10, 21036097), (19, 11071630), (38, 5535815), (95, 2214326), (190, 1107163), (409, 514330), (818, 257165), (2045, 102866), (2707, 77710), (4090, 51433), (5414, 38855), (7771, 27070), (13535, 15542)]