2045200

素因数分解:

$2^4\times 5^2\times {\mathrm{5113}}^1$

素因数の和:5131

約数の個数: 30

約数和(自身を含む): 4914554

約数和(自身を除く): 2869354

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5113, 10226, 20452, 25565, 40904, 51130, 81808, 102260, 127825, 204520, 255650, 409040, 511300, 1022600, 2045200]

約数ペア:

[(1, 2045200), (2, 1022600), (4, 511300), (5, 409040), (8, 255650), (10, 204520), (16, 127825), (20, 102260), (25, 81808), (40, 51130), (50, 40904), (80, 25565), (100, 20452), (200, 10226), (400, 5113)]