11609920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:168

約数の個数: 112

約数和(自身を含む): 32479488

約数和(自身を除く): 20869568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 73, 80, 112, 140, 142, 146, 160, 224, 280, 284, 292, 320, 355, 365, 448, 497, 511, 560, 568, 584, 710, 730, 994, 1022, 1120, 1136, 1168, 1420, 1460, 1988, 2044, 2240, 2272, 2336, 2485, 2555, 2840, 2920, 3976, 4088, 4544, 4672, 4970, 5110, 5183, 5680, 5840, 7952, 8176, 9940, 10220, 10366, 11360, 11680, 15904, 16352, 19880, 20440, 20732, 22720, 23360, 25915, 31808, 32704, 36281, 39760, 40880, 41464, 51830, 72562, 79520, 81760, 82928, 103660, 145124, 159040, 163520, 165856, 181405, 207320, 290248, 331712, 362810, 414640, 580496, 725620, 829280, 1160992, 1451240, 1658560, 2321984, 2902480, 5804960, 11609920]

約数ペア:

[(1, 11609920), (2, 5804960), (4, 2902480), (5, 2321984), (7, 1658560), (8, 1451240), (10, 1160992), (14, 829280), (16, 725620), (20, 580496), (28, 414640), (32, 362810), (35, 331712), (40, 290248), (56, 207320), (64, 181405), (70, 165856), (71, 163520), (73, 159040), (80, 145124), (112, 103660), (140, 82928), (142, 81760), (146, 79520), (160, 72562), (224, 51830), (280, 41464), (284, 40880), (292, 39760), (320, 36281), (355, 32704), (365, 31808), (448, 25915), (497, 23360), (511, 22720), (560, 20732), (568, 20440), (584, 19880), (710, 16352), (730, 15904), (994, 11680), (1022, 11360), (1120, 10366), (1136, 10220), (1168, 9940), (1420, 8176), (1460, 7952), (1988, 5840), (2044, 5680), (2240, 5183), (2272, 5110), (2336, 4970), (2485, 4672), (2555, 4544), (2840, 4088), (2920, 3976)]