53949220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{207497}}^1$

素因数の和:207519

約数の個数: 24

約数和(自身を含む): 122008824

約数和(自身を除く): 68059604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 207497, 414994, 829988, 1037485, 2074970, 2697461, 4149940, 5394922, 10789844, 13487305, 26974610, 53949220]

約数ペア:

[(1, 53949220), (2, 26974610), (4, 13487305), (5, 10789844), (10, 5394922), (13, 4149940), (20, 2697461), (26, 2074970), (52, 1037485), (65, 829988), (130, 414994), (260, 207497)]