855775860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{20641}}^1$

素因数の和:21344

約数の個数: 48

約数和(自身を含む): 2399756352

約数和(自身を除く): 1543980492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 691, 1382, 2073, 2764, 3455, 4146, 6910, 8292, 10365, 13820, 20641, 20730, 41282, 41460, 61923, 82564, 103205, 123846, 206410, 247692, 309615, 412820, 619230, 1238460, 14262931, 28525862, 42788793, 57051724, 71314655, 85577586, 142629310, 171155172, 213943965, 285258620, 427887930, 855775860]

約数ペア:

[(1, 855775860), (2, 427887930), (3, 285258620), (4, 213943965), (5, 171155172), (6, 142629310), (10, 85577586), (12, 71314655), (15, 57051724), (20, 42788793), (30, 28525862), (60, 14262931), (691, 1238460), (1382, 619230), (2073, 412820), (2764, 309615), (3455, 247692), (4146, 206410), (6910, 123846), (8292, 103205), (10365, 82564), (13820, 61923), (20641, 41460), (20730, 41282)]