12403930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 28304640

約数和(自身を除く): 15900710

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 89, 110, 154, 178, 181, 362, 385, 445, 623, 770, 890, 905, 979, 1246, 1267, 1810, 1958, 1991, 2534, 3115, 3982, 4895, 6230, 6335, 6853, 9790, 9955, 12670, 13706, 13937, 16109, 19910, 27874, 32218, 34265, 68530, 69685, 80545, 112763, 139370, 161090, 177199, 225526, 354398, 563815, 885995, 1127630, 1240393, 1771990, 2480786, 6201965, 12403930]

約数ペア:

[(1, 12403930), (2, 6201965), (5, 2480786), (7, 1771990), (10, 1240393), (11, 1127630), (14, 885995), (22, 563815), (35, 354398), (55, 225526), (70, 177199), (77, 161090), (89, 139370), (110, 112763), (154, 80545), (178, 69685), (181, 68530), (362, 34265), (385, 32218), (445, 27874), (623, 19910), (770, 16109), (890, 13937), (905, 13706), (979, 12670), (1246, 9955), (1267, 9790), (1810, 6853), (1958, 6335), (1991, 6230), (2534, 4895), (3115, 3982)]