126371320

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{11243}}^1$

素因数の和:11535

約数の個数: 32

約数和(自身を含む): 285372720

約数和(自身を除く): 159001400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 11240, 11243, 22486, 44972, 56215, 89944, 112430, 224860, 449720, 3159283, 6318566, 12637132, 15796415, 25274264, 31592830, 63185660, 126371320]

約数ペア:

[(1, 126371320), (2, 63185660), (4, 31592830), (5, 25274264), (8, 15796415), (10, 12637132), (20, 6318566), (40, 3159283), (281, 449720), (562, 224860), (1124, 112430), (1405, 89944), (2248, 56215), (2810, 44972), (5620, 22486), (11240, 11243)]