211950520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2281}}^1$

素因数の和:2416

約数の個数: 64

約数和(自身を含む): 502770240

約数和(自身を除く): 290819720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 101, 115, 184, 202, 230, 404, 460, 505, 808, 920, 1010, 2020, 2281, 2323, 4040, 4562, 4646, 9124, 9292, 11405, 11615, 18248, 18584, 22810, 23230, 45620, 46460, 52463, 91240, 92920, 104926, 209852, 230381, 262315, 419704, 460762, 524630, 921524, 1049260, 1151905, 1843048, 2098520, 2303810, 4607620, 5298763, 9215240, 10597526, 21195052, 26493815, 42390104, 52987630, 105975260, 211950520]

約数ペア:

[(1, 211950520), (2, 105975260), (4, 52987630), (5, 42390104), (8, 26493815), (10, 21195052), (20, 10597526), (23, 9215240), (40, 5298763), (46, 4607620), (92, 2303810), (101, 2098520), (115, 1843048), (184, 1151905), (202, 1049260), (230, 921524), (404, 524630), (460, 460762), (505, 419704), (808, 262315), (920, 230381), (1010, 209852), (2020, 104926), (2281, 92920), (2323, 91240), (4040, 52463), (4562, 46460), (4646, 45620), (9124, 23230), (9292, 22810), (11405, 18584), (11615, 18248)]