2021055520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1148327}}^1$

素因数の和:1148353

約数の個数: 48

約数和(自身を含む): 5208815808

約数和(自身を除く): 3187760288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 1148327, 2296654, 4593308, 5741635, 9186616, 11483270, 12631597, 18373232, 22966540, 25263194, 36746464, 45933080, 50526388, 63157985, 91866160, 101052776, 126315970, 183732320, 202105552, 252631940, 404211104, 505263880, 1010527760, 2021055520]

約数ペア:

[(1, 2021055520), (2, 1010527760), (4, 505263880), (5, 404211104), (8, 252631940), (10, 202105552), (11, 183732320), (16, 126315970), (20, 101052776), (22, 91866160), (32, 63157985), (40, 50526388), (44, 45933080), (55, 36746464), (80, 25263194), (88, 22966540), (110, 18373232), (160, 12631597), (176, 11483270), (220, 9186616), (352, 5741635), (440, 4593308), (880, 2296654), (1760, 1148327)]