28892140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{587}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 64012032

約数和(自身を除く): 35119892

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 107, 115, 214, 230, 428, 460, 535, 587, 1070, 1174, 2140, 2348, 2461, 2935, 4922, 5870, 9844, 11740, 12305, 13501, 24610, 27002, 49220, 54004, 62809, 67505, 125618, 135010, 251236, 270020, 314045, 628090, 1256180, 1444607, 2889214, 5778428, 7223035, 14446070, 28892140]

約数ペア:

[(1, 28892140), (2, 14446070), (4, 7223035), (5, 5778428), (10, 2889214), (20, 1444607), (23, 1256180), (46, 628090), (92, 314045), (107, 270020), (115, 251236), (214, 135010), (230, 125618), (428, 67505), (460, 62809), (535, 54004), (587, 49220), (1070, 27002), (1174, 24610), (2140, 13501), (2348, 12305), (2461, 11740), (2935, 9844), (4922, 5870)]