30420884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{20173}}^1$

素因数の和:20219

約数の個数: 24

約数和(自身を含む): 59311560

約数和(自身を除く): 28890676

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 20173, 40346, 80692, 262249, 524498, 585017, 1048996, 1170034, 2340068, 7605221, 15210442, 30420884]

約数ペア:

[(1, 30420884), (2, 15210442), (4, 7605221), (13, 2340068), (26, 1170034), (29, 1048996), (52, 585017), (58, 524498), (116, 262249), (377, 80692), (754, 40346), (1508, 20173)]