20229710720

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1374301}}^1$

素因数の和:1374343

約数の個数: 64

約数和(自身を含む): 50464369440

約数和(自身を除く): 30234658720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 7360, 14720, 1374301, 2748602, 5497204, 6871505, 10994408, 13743010, 21988816, 27486020, 31608923, 43977632, 54972040, 63217846, 87955264, 109944080, 126435692, 158044615, 175910528, 219888160, 252871384, 316089230, 439776320, 505742768, 632178460, 879552640, 1011485536, 1264356920, 2022971072, 2528713840, 4045942144, 5057427680, 10114855360, 20229710720]

約数ペア:

[(1, 20229710720), (2, 10114855360), (4, 5057427680), (5, 4045942144), (8, 2528713840), (10, 2022971072), (16, 1264356920), (20, 1011485536), (23, 879552640), (32, 632178460), (40, 505742768), (46, 439776320), (64, 316089230), (80, 252871384), (92, 219888160), (115, 175910528), (128, 158044615), (160, 126435692), (184, 109944080), (230, 87955264), (320, 63217846), (368, 54972040), (460, 43977632), (640, 31608923), (736, 27486020), (920, 21988816), (1472, 13743010), (1840, 10994408), (2944, 6871505), (3680, 5497204), (7360, 2748602), (14720, 1374301)]