16631220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2543}}^1$

素因数の和:2664

約数の個数: 48

約数和(自身を含む): 47013120

約数和(自身を除く): 30381900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 2543, 3270, 5086, 6540, 7629, 10172, 12715, 15258, 25430, 30516, 38145, 50860, 76290, 152580, 277187, 554374, 831561, 1108748, 1385935, 1663122, 2771870, 3326244, 4157805, 5543740, 8315610, 16631220]

約数ペア:

[(1, 16631220), (2, 8315610), (3, 5543740), (4, 4157805), (5, 3326244), (6, 2771870), (10, 1663122), (12, 1385935), (15, 1108748), (20, 831561), (30, 554374), (60, 277187), (109, 152580), (218, 76290), (327, 50860), (436, 38145), (545, 30516), (654, 25430), (1090, 15258), (1308, 12715), (1635, 10172), (2180, 7629), (2543, 6540), (3270, 5086)]