215550710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{11863}}^1$

素因数の和:11972

約数の個数: 32

約数和(自身を含む): 410019840

約数和(自身を除く): 194469130

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 230, 395, 790, 1817, 3634, 9085, 11863, 18170, 23726, 59315, 118630, 272849, 545698, 937177, 1364245, 1874354, 2728490, 4685885, 9371770, 21555071, 43110142, 107775355, 215550710]

約数ペア:

[(1, 215550710), (2, 107775355), (5, 43110142), (10, 21555071), (23, 9371770), (46, 4685885), (79, 2728490), (115, 1874354), (158, 1364245), (230, 937177), (395, 545698), (790, 272849), (1817, 118630), (3634, 59315), (9085, 23726), (11863, 18170)]