20122969405

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{72493}}^1$

素因数の和:72626

約数の個数: 48

約数和(自身を含む): 30941599104

約数和(自身を除く): 10818629699

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 103, 245, 385, 515, 539, 721, 1133, 2695, 3605, 5047, 5665, 7931, 25235, 39655, 55517, 72493, 277585, 362465, 507451, 797423, 2537255, 3552157, 3987115, 5581961, 7466779, 17760785, 27909805, 37333895, 39073727, 52267453, 82134569, 195368635, 261337265, 365872171, 410672845, 574941983, 1829360855, 2874709915, 4024593881, 20122969405]

約数ペア:

[(1, 20122969405), (5, 4024593881), (7, 2874709915), (11, 1829360855), (35, 574941983), (49, 410672845), (55, 365872171), (77, 261337265), (103, 195368635), (245, 82134569), (385, 52267453), (515, 39073727), (539, 37333895), (721, 27909805), (1133, 17760785), (2695, 7466779), (3605, 5581961), (5047, 3987115), (5665, 3552157), (7931, 2537255), (25235, 797423), (39655, 507451), (55517, 362465), (72493, 277585)]