12808600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{1307}}^1$

素因数の和:1337

約数の個数: 72

約数和(自身を含む): 34668540

約数和(自身を除く): 21859940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1307, 1400, 1960, 2450, 2614, 4900, 5228, 6535, 9149, 9800, 10456, 13070, 18298, 26140, 32675, 36596, 45745, 52280, 64043, 65350, 73192, 91490, 128086, 130700, 182980, 228725, 256172, 261400, 320215, 365960, 457450, 512344, 640430, 914900, 1280860, 1601075, 1829800, 2561720, 3202150, 6404300, 12808600]

約数ペア:

[(1, 12808600), (2, 6404300), (4, 3202150), (5, 2561720), (7, 1829800), (8, 1601075), (10, 1280860), (14, 914900), (20, 640430), (25, 512344), (28, 457450), (35, 365960), (40, 320215), (49, 261400), (50, 256172), (56, 228725), (70, 182980), (98, 130700), (100, 128086), (140, 91490), (175, 73192), (196, 65350), (200, 64043), (245, 52280), (280, 45745), (350, 36596), (392, 32675), (490, 26140), (700, 18298), (980, 13070), (1225, 10456), (1307, 9800), (1400, 9149), (1960, 6535), (2450, 5228), (2614, 4900)]