12647540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 28365120

約数和(自身を除く): 15717580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 380, 401, 415, 802, 830, 1577, 1604, 1660, 2005, 3154, 4010, 6308, 7619, 7885, 8020, 15238, 15770, 30476, 31540, 33283, 38095, 66566, 76190, 133132, 152380, 166415, 332830, 632377, 665660, 1264754, 2529508, 3161885, 6323770, 12647540]

約数ペア:

[(1, 12647540), (2, 6323770), (4, 3161885), (5, 2529508), (10, 1264754), (19, 665660), (20, 632377), (38, 332830), (76, 166415), (83, 152380), (95, 133132), (166, 76190), (190, 66566), (332, 38095), (380, 33283), (401, 31540), (415, 30476), (802, 15770), (830, 15238), (1577, 8020), (1604, 7885), (1660, 7619), (2005, 6308), (3154, 4010)]