4080976520

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{289021}}^1$

素因数の和:289385

約数の個数: 32

約数和(自身を含む): 9208240920

約数和(自身を除く): 5127264400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 7060, 14120, 289021, 578042, 1156084, 1445105, 2312168, 2890210, 5780420, 11560840, 102024413, 204048826, 408097652, 510122065, 816195304, 1020244130, 2040488260, 4080976520]

約数ペア:

[(1, 4080976520), (2, 2040488260), (4, 1020244130), (5, 816195304), (8, 510122065), (10, 408097652), (20, 204048826), (40, 102024413), (353, 11560840), (706, 5780420), (1412, 2890210), (1765, 2312168), (2824, 1445105), (3530, 1156084), (7060, 578042), (14120, 289021)]