344520220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{68087}}^1$

素因数の和:68130

約数の個数: 48

約数和(自身を含む): 823592448

約数和(自身を除く): 479072228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 68087, 136174, 272348, 340435, 680870, 748957, 1361740, 1497914, 1566001, 2995828, 3132002, 3744785, 6264004, 7489570, 7830005, 14979140, 15660010, 17226011, 31320020, 34452022, 68904044, 86130055, 172260110, 344520220]

約数ペア:

[(1, 344520220), (2, 172260110), (4, 86130055), (5, 68904044), (10, 34452022), (11, 31320020), (20, 17226011), (22, 15660010), (23, 14979140), (44, 7830005), (46, 7489570), (55, 6264004), (92, 3744785), (110, 3132002), (115, 2995828), (220, 1566001), (230, 1497914), (253, 1361740), (460, 748957), (506, 680870), (1012, 340435), (1265, 272348), (2530, 136174), (5060, 68087)]