2106996880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1145107}}^1$

素因数の和:1145143

約数の個数: 40

約数和(自身を含む): 5111762112

約数和(自身を除く): 3004765232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 1145107, 2290214, 4580428, 5725535, 9160856, 11451070, 18321712, 22902140, 26337461, 45804280, 52674922, 91608560, 105349844, 131687305, 210699688, 263374610, 421399376, 526749220, 1053498440, 2106996880]

約数ペア:

[(1, 2106996880), (2, 1053498440), (4, 526749220), (5, 421399376), (8, 263374610), (10, 210699688), (16, 131687305), (20, 105349844), (23, 91608560), (40, 52674922), (46, 45804280), (80, 26337461), (92, 22902140), (115, 18321712), (184, 11451070), (230, 9160856), (368, 5725535), (460, 4580428), (920, 2290214), (1840, 1145107)]