122648840

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{6829}}^1$

素因数の和:7289

約数の個数: 32

約数和(自身を含む): 276615000

約数和(自身を除く): 153966160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 3592, 4490, 6829, 8980, 13658, 17960, 27316, 34145, 54632, 68290, 136580, 273160, 3066221, 6132442, 12264884, 15331105, 24529768, 30662210, 61324420, 122648840]

約数ペア:

[(1, 122648840), (2, 61324420), (4, 30662210), (5, 24529768), (8, 15331105), (10, 12264884), (20, 6132442), (40, 3066221), (449, 273160), (898, 136580), (1796, 68290), (2245, 54632), (3592, 34145), (4490, 27316), (6829, 17960), (8980, 13658)]