16457560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1180

約数の個数: 64

約数和(自身を含む): 43156800

約数和(自身を除く): 26699240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1109, 1484, 1855, 2120, 2218, 2968, 3710, 4436, 5545, 7420, 7763, 8872, 11090, 14840, 15526, 22180, 31052, 38815, 44360, 58777, 62104, 77630, 117554, 155260, 235108, 293885, 310520, 411439, 470216, 587770, 822878, 1175540, 1645756, 2057195, 2351080, 3291512, 4114390, 8228780, 16457560]

約数ペア:

[(1, 16457560), (2, 8228780), (4, 4114390), (5, 3291512), (7, 2351080), (8, 2057195), (10, 1645756), (14, 1175540), (20, 822878), (28, 587770), (35, 470216), (40, 411439), (53, 310520), (56, 293885), (70, 235108), (106, 155260), (140, 117554), (212, 77630), (265, 62104), (280, 58777), (371, 44360), (424, 38815), (530, 31052), (742, 22180), (1060, 15526), (1109, 14840), (1484, 11090), (1855, 8872), (2120, 7763), (2218, 7420), (2968, 5545), (3710, 4436)]