4052000

素因数分解:

$2^5\times 5^3\times {\mathrm{1013}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 9965592

約数和(自身を除く): 5913592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 1013, 2000, 2026, 4000, 4052, 5065, 8104, 10130, 16208, 20260, 25325, 32416, 40520, 50650, 81040, 101300, 126625, 162080, 202600, 253250, 405200, 506500, 810400, 1013000, 2026000, 4052000]

約数ペア:

[(1, 4052000), (2, 2026000), (4, 1013000), (5, 810400), (8, 506500), (10, 405200), (16, 253250), (20, 202600), (25, 162080), (32, 126625), (40, 101300), (50, 81040), (80, 50650), (100, 40520), (125, 32416), (160, 25325), (200, 20260), (250, 16208), (400, 10130), (500, 8104), (800, 5065), (1000, 4052), (1013, 4000), (2000, 2026)]