1917492040

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{227191}}^1$

素因数の和:227413

約数の個数: 32

約数和(自身を含む): 4334823360

約数和(自身を除く): 2417331320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 227191, 454382, 908764, 1135955, 1817528, 2271910, 4543820, 9087640, 47937301, 95874602, 191749204, 239686505, 383498408, 479373010, 958746020, 1917492040]

約数ペア:

[(1, 1917492040), (2, 958746020), (4, 479373010), (5, 383498408), (8, 239686505), (10, 191749204), (20, 95874602), (40, 47937301), (211, 9087640), (422, 4543820), (844, 2271910), (1055, 1817528), (1688, 1135955), (2110, 908764), (4220, 454382), (8440, 227191)]