12723680

素因数分解:

$2^5\times 5^1\times {\mathrm{281}}^1\times {\mathrm{283}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 30273264

約数和(自身を除く): 17549584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 281, 283, 562, 566, 1124, 1132, 1405, 1415, 2248, 2264, 2810, 2830, 4496, 4528, 5620, 5660, 8992, 9056, 11240, 11320, 22480, 22640, 44960, 45280, 79523, 159046, 318092, 397615, 636184, 795230, 1272368, 1590460, 2544736, 3180920, 6361840, 12723680]

約数ペア:

[(1, 12723680), (2, 6361840), (4, 3180920), (5, 2544736), (8, 1590460), (10, 1272368), (16, 795230), (20, 636184), (32, 397615), (40, 318092), (80, 159046), (160, 79523), (281, 45280), (283, 44960), (562, 22640), (566, 22480), (1124, 11320), (1132, 11240), (1405, 9056), (1415, 8992), (2248, 5660), (2264, 5620), (2810, 4528), (2830, 4496)]