20261982020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6292541}}^1$

素因数の和:6292580

約数の個数: 48

約数和(自身を含む): 50743058688

約数和(自身を除く): 30481076668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 6292541, 12585082, 25170164, 31462705, 44047787, 62925410, 88095574, 125850820, 144728443, 176191148, 220238935, 289456886, 440477870, 578913772, 723642215, 880955740, 1013099101, 1447284430, 2026198202, 2894568860, 4052396404, 5065495505, 10130991010, 20261982020]

約数ペア:

[(1, 20261982020), (2, 10130991010), (4, 5065495505), (5, 4052396404), (7, 2894568860), (10, 2026198202), (14, 1447284430), (20, 1013099101), (23, 880955740), (28, 723642215), (35, 578913772), (46, 440477870), (70, 289456886), (92, 220238935), (115, 176191148), (140, 144728443), (161, 125850820), (230, 88095574), (322, 62925410), (460, 44047787), (644, 31462705), (805, 25170164), (1610, 12585082), (3220, 6292541)]