12669440

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{101}}^1$

素因数の和:138

約数の個数: 120

約数和(自身を含む): 35686332

約数和(自身を除く): 23016892

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 101, 112, 128, 140, 160, 196, 202, 224, 245, 256, 280, 320, 392, 404, 448, 490, 505, 512, 560, 640, 707, 784, 808, 896, 980, 1010, 1120, 1280, 1414, 1568, 1616, 1792, 1960, 2020, 2240, 2560, 2828, 3136, 3232, 3535, 3584, 3920, 4040, 4480, 4949, 5656, 6272, 6464, 7070, 7840, 8080, 8960, 9898, 11312, 12544, 12928, 14140, 15680, 16160, 17920, 19796, 22624, 24745, 25088, 25856, 28280, 31360, 32320, 39592, 45248, 49490, 51712, 56560, 62720, 64640, 79184, 90496, 98980, 113120, 125440, 129280, 158368, 180992, 197960, 226240, 258560, 316736, 361984, 395920, 452480, 633472, 791840, 904960, 1266944, 1583680, 1809920, 2533888, 3167360, 6334720, 12669440]

約数ペア:

[(1, 12669440), (2, 6334720), (4, 3167360), (5, 2533888), (7, 1809920), (8, 1583680), (10, 1266944), (14, 904960), (16, 791840), (20, 633472), (28, 452480), (32, 395920), (35, 361984), (40, 316736), (49, 258560), (56, 226240), (64, 197960), (70, 180992), (80, 158368), (98, 129280), (101, 125440), (112, 113120), (128, 98980), (140, 90496), (160, 79184), (196, 64640), (202, 62720), (224, 56560), (245, 51712), (256, 49490), (280, 45248), (320, 39592), (392, 32320), (404, 31360), (448, 28280), (490, 25856), (505, 25088), (512, 24745), (560, 22624), (640, 19796), (707, 17920), (784, 16160), (808, 15680), (896, 14140), (980, 12928), (1010, 12544), (1120, 11312), (1280, 9898), (1414, 8960), (1568, 8080), (1616, 7840), (1792, 7070), (1960, 6464), (2020, 6272), (2240, 5656), (2560, 4949), (2828, 4480), (3136, 4040), (3232, 3920), (3535, 3584)]