31776040

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{3469}}^1$

素因数の和:3709

約数の個数: 32

約数和(自身を含む): 71829000

約数和(自身を除く): 40052960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 3469, 4580, 6938, 9160, 13876, 17345, 27752, 34690, 69380, 138760, 794401, 1588802, 3177604, 3972005, 6355208, 7944010, 15888020, 31776040]

約数ペア:

[(1, 31776040), (2, 15888020), (4, 7944010), (5, 6355208), (8, 3972005), (10, 3177604), (20, 1588802), (40, 794401), (229, 138760), (458, 69380), (916, 34690), (1145, 27752), (1832, 17345), (2290, 13876), (3469, 9160), (4580, 6938)]