12440890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 28366848

約数和(自身を除く): 15925958

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 107, 110, 151, 154, 214, 302, 385, 535, 749, 755, 770, 1057, 1070, 1177, 1498, 1510, 1661, 2114, 2354, 3322, 3745, 5285, 5885, 7490, 8239, 8305, 10570, 11627, 11770, 16157, 16478, 16610, 23254, 32314, 41195, 58135, 80785, 82390, 113099, 116270, 161570, 177727, 226198, 355454, 565495, 888635, 1130990, 1244089, 1777270, 2488178, 6220445, 12440890]

約数ペア:

[(1, 12440890), (2, 6220445), (5, 2488178), (7, 1777270), (10, 1244089), (11, 1130990), (14, 888635), (22, 565495), (35, 355454), (55, 226198), (70, 177727), (77, 161570), (107, 116270), (110, 113099), (151, 82390), (154, 80785), (214, 58135), (302, 41195), (385, 32314), (535, 23254), (749, 16610), (755, 16478), (770, 16157), (1057, 11770), (1070, 11627), (1177, 10570), (1498, 8305), (1510, 8239), (1661, 7490), (2114, 5885), (2354, 5285), (3322, 3745)]