204675380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{112459}}^1$

素因数の和:112488

約数の個数: 48

約数和(自身を含む): 529011840

約数和(自身を除く): 324336460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 112459, 224918, 449836, 562295, 787213, 1124590, 1461967, 1574426, 2249180, 2923934, 3148852, 3936065, 5847868, 7309835, 7872130, 10233769, 14619670, 15744260, 20467538, 29239340, 40935076, 51168845, 102337690, 204675380]

約数ペア:

[(1, 204675380), (2, 102337690), (4, 51168845), (5, 40935076), (7, 29239340), (10, 20467538), (13, 15744260), (14, 14619670), (20, 10233769), (26, 7872130), (28, 7309835), (35, 5847868), (52, 3936065), (65, 3148852), (70, 2923934), (91, 2249180), (130, 1574426), (140, 1461967), (182, 1124590), (260, 787213), (364, 562295), (455, 449836), (910, 224918), (1820, 112459)]