253180520

素因数分解:

$2^3\times 5^1\times {\mathrm{2441}}^1\times {\mathrm{2593}}^1$

素因数の和:5045

約数の個数: 32

約数和(自身を含む): 570109320

約数和(自身を除く): 316928800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2441, 2593, 4882, 5186, 9764, 10372, 12205, 12965, 19528, 20744, 24410, 25930, 48820, 51860, 97640, 103720, 6329513, 12659026, 25318052, 31647565, 50636104, 63295130, 126590260, 253180520]

約数ペア:

[(1, 253180520), (2, 126590260), (4, 63295130), (5, 50636104), (8, 31647565), (10, 25318052), (20, 12659026), (40, 6329513), (2441, 103720), (2593, 97640), (4882, 51860), (5186, 48820), (9764, 25930), (10372, 24410), (12205, 20744), (12965, 19528)]