20201005160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{15439}}^1\times {\mathrm{4673}}^1$

素因数の和:20130

約数の個数: 64

約数和(自身を含む): 51959923200

約数和(自身を除く): 31758918040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4673, 9346, 15439, 18692, 23365, 30878, 32711, 37384, 46730, 61756, 65422, 77195, 93460, 108073, 123512, 130844, 154390, 163555, 186920, 216146, 261688, 308780, 327110, 432292, 540365, 617560, 654220, 864584, 1080730, 1308440, 2161460, 4322920, 72146447, 144292894, 288585788, 360732235, 505025129, 577171576, 721464470, 1010050258, 1442928940, 2020100516, 2525125645, 2885857880, 4040201032, 5050251290, 10100502580, 20201005160]

約数ペア:

[(1, 20201005160), (2, 10100502580), (4, 5050251290), (5, 4040201032), (7, 2885857880), (8, 2525125645), (10, 2020100516), (14, 1442928940), (20, 1010050258), (28, 721464470), (35, 577171576), (40, 505025129), (56, 360732235), (70, 288585788), (140, 144292894), (280, 72146447), (4673, 4322920), (9346, 2161460), (15439, 1308440), (18692, 1080730), (23365, 864584), (30878, 654220), (32711, 617560), (37384, 540365), (46730, 432292), (61756, 327110), (65422, 308780), (77195, 261688), (93460, 216146), (108073, 186920), (123512, 163555), (130844, 154390)]