988397830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1\times {\mathrm{461}}^1$

素因数の和:865

約数の個数: 64

約数和(自身を含む): 2063698560

約数和(自身を除く): 1075300730

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 281, 461, 545, 562, 763, 922, 1090, 1405, 1526, 1967, 2305, 2810, 3227, 3815, 3934, 4610, 6454, 7630, 9835, 16135, 19670, 30629, 32270, 50249, 61258, 100498, 129541, 153145, 214403, 251245, 259082, 306290, 351743, 428806, 502490, 647705, 703486, 906787, 1072015, 1295410, 1758715, 1813574, 2144030, 3517430, 4533935, 9067870, 14119969, 28239938, 70599845, 98839783, 141199690, 197679566, 494198915, 988397830]

約数ペア:

[(1, 988397830), (2, 494198915), (5, 197679566), (7, 141199690), (10, 98839783), (14, 70599845), (35, 28239938), (70, 14119969), (109, 9067870), (218, 4533935), (281, 3517430), (461, 2144030), (545, 1813574), (562, 1758715), (763, 1295410), (922, 1072015), (1090, 906787), (1405, 703486), (1526, 647705), (1967, 502490), (2305, 428806), (2810, 351743), (3227, 306290), (3815, 259082), (3934, 251245), (4610, 214403), (6454, 153145), (7630, 129541), (9835, 100498), (16135, 61258), (19670, 50249), (30629, 32270)]