15693447220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{654439}}^1$

素因数の和:654568

約数の個数: 48

約数和(自身を含む): 36282153600

約数和(自身を除く): 20588706380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 4796, 5995, 11990, 23980, 654439, 1308878, 2617756, 3272195, 6544390, 7198829, 13088780, 14397658, 28795316, 35994145, 71333851, 71988290, 142667702, 143976580, 285335404, 356669255, 713338510, 784672361, 1426677020, 1569344722, 3138689444, 3923361805, 7846723610, 15693447220]

約数ペア:

[(1, 15693447220), (2, 7846723610), (4, 3923361805), (5, 3138689444), (10, 1569344722), (11, 1426677020), (20, 784672361), (22, 713338510), (44, 356669255), (55, 285335404), (109, 143976580), (110, 142667702), (218, 71988290), (220, 71333851), (436, 35994145), (545, 28795316), (1090, 14397658), (1199, 13088780), (2180, 7198829), (2398, 6544390), (4796, 3272195), (5995, 2617756), (11990, 1308878), (23980, 654439)]