12355840

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{197}}^1$

素因数の和:232

約数の個数: 108

約数和(自身を含む): 34602876

約数和(自身を除く): 22247036

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 197, 224, 245, 256, 280, 320, 392, 394, 448, 490, 560, 640, 784, 788, 896, 980, 985, 1120, 1280, 1379, 1568, 1576, 1792, 1960, 1970, 2240, 2758, 3136, 3152, 3920, 3940, 4480, 5516, 6272, 6304, 6895, 7840, 7880, 8960, 9653, 11032, 12544, 12608, 13790, 15680, 15760, 19306, 22064, 25216, 27580, 31360, 31520, 38612, 44128, 48265, 50432, 55160, 62720, 63040, 77224, 88256, 96530, 110320, 126080, 154448, 176512, 193060, 220640, 252160, 308896, 353024, 386120, 441280, 617792, 772240, 882560, 1235584, 1544480, 1765120, 2471168, 3088960, 6177920, 12355840]

約数ペア:

[(1, 12355840), (2, 6177920), (4, 3088960), (5, 2471168), (7, 1765120), (8, 1544480), (10, 1235584), (14, 882560), (16, 772240), (20, 617792), (28, 441280), (32, 386120), (35, 353024), (40, 308896), (49, 252160), (56, 220640), (64, 193060), (70, 176512), (80, 154448), (98, 126080), (112, 110320), (128, 96530), (140, 88256), (160, 77224), (196, 63040), (197, 62720), (224, 55160), (245, 50432), (256, 48265), (280, 44128), (320, 38612), (392, 31520), (394, 31360), (448, 27580), (490, 25216), (560, 22064), (640, 19306), (784, 15760), (788, 15680), (896, 13790), (980, 12608), (985, 12544), (1120, 11032), (1280, 9653), (1379, 8960), (1568, 7880), (1576, 7840), (1792, 6895), (1960, 6304), (1970, 6272), (2240, 5516), (2758, 4480), (3136, 3940), (3152, 3920)]