239305840

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{10799}}^1$

素因数の和:11089

約数の個数: 40

約数和(自身を含む): 558446400

約数和(自身を除く): 319140560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1385, 2216, 2770, 4432, 5540, 10799, 11080, 21598, 22160, 43196, 53995, 86392, 107990, 172784, 215980, 431960, 863920, 2991323, 5982646, 11965292, 14956615, 23930584, 29913230, 47861168, 59826460, 119652920, 239305840]

約数ペア:

[(1, 239305840), (2, 119652920), (4, 59826460), (5, 47861168), (8, 29913230), (10, 23930584), (16, 14956615), (20, 11965292), (40, 5982646), (80, 2991323), (277, 863920), (554, 431960), (1108, 215980), (1385, 172784), (2216, 107990), (2770, 86392), (4432, 53995), (5540, 43196), (10799, 22160), (11080, 21598)]