2135800

素因数分解:

$2^3\times 5^2\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 5077800

約数和(自身を除く): 2942000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 59, 100, 118, 181, 200, 236, 295, 362, 472, 590, 724, 905, 1180, 1448, 1475, 1810, 2360, 2950, 3620, 4525, 5900, 7240, 9050, 10679, 11800, 18100, 21358, 36200, 42716, 53395, 85432, 106790, 213580, 266975, 427160, 533950, 1067900, 2135800]

約数ペア:

[(1, 2135800), (2, 1067900), (4, 533950), (5, 427160), (8, 266975), (10, 213580), (20, 106790), (25, 85432), (40, 53395), (50, 42716), (59, 36200), (100, 21358), (118, 18100), (181, 11800), (200, 10679), (236, 9050), (295, 7240), (362, 5900), (472, 4525), (590, 3620), (724, 2950), (905, 2360), (1180, 1810), (1448, 1475)]