90741320

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{9413}}^1$

素因数の和:9665

約数の個数: 32

約数和(自身を含む): 205036920

約数和(自身を除く): 114295600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9413, 9640, 18826, 37652, 47065, 75304, 94130, 188260, 376520, 2268533, 4537066, 9074132, 11342665, 18148264, 22685330, 45370660, 90741320]

約数ペア:

[(1, 90741320), (2, 45370660), (4, 22685330), (5, 18148264), (8, 11342665), (10, 9074132), (20, 4537066), (40, 2268533), (241, 376520), (482, 188260), (964, 94130), (1205, 75304), (1928, 47065), (2410, 37652), (4820, 18826), (9413, 9640)]