28300340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23197}}^1$

素因数の和:23267

約数の個数: 24

約数和(自身を含む): 60407592

約数和(自身を除く): 32107252

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 23197, 46394, 92788, 115985, 231970, 463940, 1415017, 2830034, 5660068, 7075085, 14150170, 28300340]

約数ペア:

[(1, 28300340), (2, 14150170), (4, 7075085), (5, 5660068), (10, 2830034), (20, 1415017), (61, 463940), (122, 231970), (244, 115985), (305, 92788), (610, 46394), (1220, 23197)]