20252320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:374

約数の個数: 96

約数和(自身を含む): 53778816

約数和(自身を除く): 33526496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 148, 160, 176, 185, 220, 296, 311, 352, 370, 407, 440, 592, 622, 740, 814, 880, 1184, 1244, 1480, 1555, 1628, 1760, 2035, 2488, 2960, 3110, 3256, 3421, 4070, 4976, 5920, 6220, 6512, 6842, 8140, 9952, 11507, 12440, 13024, 13684, 16280, 17105, 23014, 24880, 27368, 32560, 34210, 46028, 49760, 54736, 57535, 65120, 68420, 92056, 109472, 115070, 126577, 136840, 184112, 230140, 253154, 273680, 368224, 460280, 506308, 547360, 632885, 920560, 1012616, 1265770, 1841120, 2025232, 2531540, 4050464, 5063080, 10126160, 20252320]

約数ペア:

[(1, 20252320), (2, 10126160), (4, 5063080), (5, 4050464), (8, 2531540), (10, 2025232), (11, 1841120), (16, 1265770), (20, 1012616), (22, 920560), (32, 632885), (37, 547360), (40, 506308), (44, 460280), (55, 368224), (74, 273680), (80, 253154), (88, 230140), (110, 184112), (148, 136840), (160, 126577), (176, 115070), (185, 109472), (220, 92056), (296, 68420), (311, 65120), (352, 57535), (370, 54736), (407, 49760), (440, 46028), (592, 34210), (622, 32560), (740, 27368), (814, 24880), (880, 23014), (1184, 17105), (1244, 16280), (1480, 13684), (1555, 13024), (1628, 12440), (1760, 11507), (2035, 9952), (2488, 8140), (2960, 6842), (3110, 6512), (3256, 6220), (3421, 5920), (4070, 4976)]