8228780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 20139840

約数和(自身を除く): 11911060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1109, 1484, 1855, 2218, 3710, 4436, 5545, 7420, 7763, 11090, 15526, 22180, 31052, 38815, 58777, 77630, 117554, 155260, 235108, 293885, 411439, 587770, 822878, 1175540, 1645756, 2057195, 4114390, 8228780]

約数ペア:

[(1, 8228780), (2, 4114390), (4, 2057195), (5, 1645756), (7, 1175540), (10, 822878), (14, 587770), (20, 411439), (28, 293885), (35, 235108), (53, 155260), (70, 117554), (106, 77630), (140, 58777), (212, 38815), (265, 31052), (371, 22180), (530, 15526), (742, 11090), (1060, 7763), (1109, 7420), (1484, 5545), (1855, 4436), (2218, 3710)]