202308920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19991}}^1$

素因数の和:20036

約数の個数: 64

約数和(自身を含む): 518192640

約数和(自身を除く): 315883720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 19991, 39982, 79964, 99955, 159928, 199910, 219901, 399820, 439802, 459793, 799640, 879604, 919586, 1099505, 1759208, 1839172, 2199010, 2298965, 3678344, 4398020, 4597930, 5057723, 8796040, 9195860, 10115446, 18391720, 20230892, 25288615, 40461784, 50577230, 101154460, 202308920]

約数ペア:

[(1, 202308920), (2, 101154460), (4, 50577230), (5, 40461784), (8, 25288615), (10, 20230892), (11, 18391720), (20, 10115446), (22, 9195860), (23, 8796040), (40, 5057723), (44, 4597930), (46, 4398020), (55, 3678344), (88, 2298965), (92, 2199010), (110, 1839172), (115, 1759208), (184, 1099505), (220, 919586), (230, 879604), (253, 799640), (440, 459793), (460, 439802), (506, 399820), (920, 219901), (1012, 199910), (1265, 159928), (2024, 99955), (2530, 79964), (5060, 39982), (10120, 19991)]