9987071960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{204821}}^1$

素因数の和:204908

約数の個数: 64

約数和(自身を含む): 23890438080

約数和(自身を除く): 13903366120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 53, 92, 106, 115, 184, 212, 230, 265, 424, 460, 530, 920, 1060, 1219, 2120, 2438, 4876, 6095, 9752, 12190, 24380, 48760, 204821, 409642, 819284, 1024105, 1638568, 2048210, 4096420, 4710883, 8192840, 9421766, 10855513, 18843532, 21711026, 23554415, 37687064, 43422052, 47108830, 54277565, 86844104, 94217660, 108555130, 188435320, 217110260, 249676799, 434220520, 499353598, 998707196, 1248383995, 1997414392, 2496767990, 4993535980, 9987071960]

約数ペア:

[(1, 9987071960), (2, 4993535980), (4, 2496767990), (5, 1997414392), (8, 1248383995), (10, 998707196), (20, 499353598), (23, 434220520), (40, 249676799), (46, 217110260), (53, 188435320), (92, 108555130), (106, 94217660), (115, 86844104), (184, 54277565), (212, 47108830), (230, 43422052), (265, 37687064), (424, 23554415), (460, 21711026), (530, 18843532), (920, 10855513), (1060, 9421766), (1219, 8192840), (2120, 4710883), (2438, 4096420), (4876, 2048210), (6095, 1638568), (9752, 1024105), (12190, 819284), (24380, 409642), (48760, 204821)]