11913380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 26671680

約数和(自身を除く): 14758300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 293, 380, 428, 535, 586, 1070, 1172, 1465, 2033, 2140, 2930, 4066, 5567, 5860, 8132, 10165, 11134, 20330, 22268, 27835, 31351, 40660, 55670, 62702, 111340, 125404, 156755, 313510, 595669, 627020, 1191338, 2382676, 2978345, 5956690, 11913380]

約数ペア:

[(1, 11913380), (2, 5956690), (4, 2978345), (5, 2382676), (10, 1191338), (19, 627020), (20, 595669), (38, 313510), (76, 156755), (95, 125404), (107, 111340), (190, 62702), (214, 55670), (293, 40660), (380, 31351), (428, 27835), (535, 22268), (586, 20330), (1070, 11134), (1172, 10165), (1465, 8132), (2033, 5860), (2140, 5567), (2930, 4066)]