9700040

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{101}}^1$

素因数の和:140

約数の個数: 80

約数和(自身を含む): 25713180

約数和(自身を除く): 16013140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 101, 140, 196, 202, 245, 280, 343, 392, 404, 490, 505, 686, 707, 808, 980, 1010, 1372, 1414, 1715, 1960, 2020, 2401, 2744, 2828, 3430, 3535, 4040, 4802, 4949, 5656, 6860, 7070, 9604, 9898, 12005, 13720, 14140, 19208, 19796, 24010, 24745, 28280, 34643, 39592, 48020, 49490, 69286, 96040, 98980, 138572, 173215, 197960, 242501, 277144, 346430, 485002, 692860, 970004, 1212505, 1385720, 1940008, 2425010, 4850020, 9700040]

約数ペア:

[(1, 9700040), (2, 4850020), (4, 2425010), (5, 1940008), (7, 1385720), (8, 1212505), (10, 970004), (14, 692860), (20, 485002), (28, 346430), (35, 277144), (40, 242501), (49, 197960), (56, 173215), (70, 138572), (98, 98980), (101, 96040), (140, 69286), (196, 49490), (202, 48020), (245, 39592), (280, 34643), (343, 28280), (392, 24745), (404, 24010), (490, 19796), (505, 19208), (686, 14140), (707, 13720), (808, 12005), (980, 9898), (1010, 9604), (1372, 7070), (1414, 6860), (1715, 5656), (1960, 4949), (2020, 4802), (2401, 4040), (2744, 3535), (2828, 3430)]