12442120

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4261}}^1$

素因数の和:4345

約数の個数: 32

約数和(自身を含む): 28384920

約数和(自身を除く): 15942800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 4261, 8522, 17044, 21305, 34088, 42610, 85220, 170440, 311053, 622106, 1244212, 1555265, 2488424, 3110530, 6221060, 12442120]

約数ペア:

[(1, 12442120), (2, 6221060), (4, 3110530), (5, 2488424), (8, 1555265), (10, 1244212), (20, 622106), (40, 311053), (73, 170440), (146, 85220), (292, 42610), (365, 34088), (584, 21305), (730, 17044), (1460, 8522), (2920, 4261)]