19521569120

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{705259}}^1$

素因数の和:705447

約数の個数: 48

約数和(自身を含む): 46386360720

約数和(自身を除く): 26864791600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 5536, 6920, 13840, 27680, 705259, 1410518, 2821036, 3526295, 5642072, 7052590, 11284144, 14105180, 22568288, 28210360, 56420720, 112841440, 122009807, 244019614, 488039228, 610049035, 976078456, 1220098070, 1952156912, 2440196140, 3904313824, 4880392280, 9760784560, 19521569120]

約数ペア:

[(1, 19521569120), (2, 9760784560), (4, 4880392280), (5, 3904313824), (8, 2440196140), (10, 1952156912), (16, 1220098070), (20, 976078456), (32, 610049035), (40, 488039228), (80, 244019614), (160, 122009807), (173, 112841440), (346, 56420720), (692, 28210360), (865, 22568288), (1384, 14105180), (1730, 11284144), (2768, 7052590), (3460, 5642072), (5536, 3526295), (6920, 2821036), (13840, 1410518), (27680, 705259)]