12621320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16607}}^1$

素因数の和:16637

約数の個数: 32

約数和(自身を含む): 29894400

約数和(自身を除く): 17273080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 16607, 33214, 66428, 83035, 132856, 166070, 315533, 332140, 631066, 664280, 1262132, 1577665, 2524264, 3155330, 6310660, 12621320]

約数ペア:

[(1, 12621320), (2, 6310660), (4, 3155330), (5, 2524264), (8, 1577665), (10, 1262132), (19, 664280), (20, 631066), (38, 332140), (40, 315533), (76, 166070), (95, 132856), (152, 83035), (190, 66428), (380, 33214), (760, 16607)]