215801870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{12853}}^1$

素因数の和:12956

約数の個数: 32

約数和(自身を含む): 410916672

約数和(自身を除く): 195114802

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1679, 3358, 8395, 12853, 16790, 25706, 64265, 128530, 295619, 591238, 938269, 1478095, 1876538, 2956190, 4691345, 9382690, 21580187, 43160374, 107900935, 215801870]

約数ペア:

[(1, 215801870), (2, 107900935), (5, 43160374), (10, 21580187), (23, 9382690), (46, 4691345), (73, 2956190), (115, 1876538), (146, 1478095), (230, 938269), (365, 591238), (730, 295619), (1679, 128530), (3358, 64265), (8395, 25706), (12853, 16790)]