207842900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109391}}^1$

素因数の和:109424

約数の個数: 36

約数和(自身を含む): 474761280

約数和(自身を除く): 266918380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 109391, 218782, 437564, 546955, 1093910, 2078429, 2187820, 2734775, 4156858, 5469550, 8313716, 10392145, 10939100, 20784290, 41568580, 51960725, 103921450, 207842900]

約数ペア:

[(1, 207842900), (2, 103921450), (4, 51960725), (5, 41568580), (10, 20784290), (19, 10939100), (20, 10392145), (25, 8313716), (38, 5469550), (50, 4156858), (76, 2734775), (95, 2187820), (100, 2078429), (190, 1093910), (380, 546955), (475, 437564), (950, 218782), (1900, 109391)]