200200420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{4051}}^1$

素因数の和:4420

約数の個数: 48

約数和(自身を含む): 481961088

約数和(自身を除く): 281760668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 353, 706, 1412, 1765, 2471, 3530, 4051, 4942, 7060, 8102, 9884, 12355, 16204, 20255, 24710, 28357, 40510, 49420, 56714, 81020, 113428, 141785, 283570, 567140, 1430003, 2860006, 5720012, 7150015, 10010021, 14300030, 20020042, 28600060, 40040084, 50050105, 100100210, 200200420]

約数ペア:

[(1, 200200420), (2, 100100210), (4, 50050105), (5, 40040084), (7, 28600060), (10, 20020042), (14, 14300030), (20, 10010021), (28, 7150015), (35, 5720012), (70, 2860006), (140, 1430003), (353, 567140), (706, 283570), (1412, 141785), (1765, 113428), (2471, 81020), (3530, 56714), (4051, 49420), (4942, 40510), (7060, 28357), (8102, 24710), (9884, 20255), (12355, 16204)]