126681520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{226217}}^1$

素因数の和:226237

約数の個数: 40

約数和(自身を含む): 336612384

約数和(自身を除く): 209930864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 226217, 452434, 904868, 1131085, 1583519, 1809736, 2262170, 3167038, 3619472, 4524340, 6334076, 7917595, 9048680, 12668152, 15835190, 18097360, 25336304, 31670380, 63340760, 126681520]

約数ペア:

[(1, 126681520), (2, 63340760), (4, 31670380), (5, 25336304), (7, 18097360), (8, 15835190), (10, 12668152), (14, 9048680), (16, 7917595), (20, 6334076), (28, 4524340), (35, 3619472), (40, 3167038), (56, 2262170), (70, 1809736), (80, 1583519), (112, 1131085), (140, 904868), (280, 452434), (560, 226217)]