12126980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 27264384

約数和(自身を除く): 15137404

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 643, 820, 943, 1286, 1886, 2572, 3215, 3772, 4715, 6430, 9430, 12860, 14789, 18860, 26363, 29578, 52726, 59156, 73945, 105452, 131815, 147890, 263630, 295780, 527260, 606349, 1212698, 2425396, 3031745, 6063490, 12126980]

約数ペア:

[(1, 12126980), (2, 6063490), (4, 3031745), (5, 2425396), (10, 1212698), (20, 606349), (23, 527260), (41, 295780), (46, 263630), (82, 147890), (92, 131815), (115, 105452), (164, 73945), (205, 59156), (230, 52726), (410, 29578), (460, 26363), (643, 18860), (820, 14789), (943, 12860), (1286, 9430), (1886, 6430), (2572, 4715), (3215, 3772)]