47913880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{811}}^1$

素因数の和:1040

約数の個数: 64

約数和(自身を含む): 123943680

約数和(自身を除く): 76029800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 811, 844, 1055, 1477, 1622, 1688, 2110, 2954, 3244, 4055, 4220, 5677, 5908, 6488, 7385, 8110, 8440, 11354, 11816, 14770, 16220, 22708, 28385, 29540, 32440, 45416, 56770, 59080, 113540, 171121, 227080, 342242, 684484, 855605, 1197847, 1368968, 1711210, 2395694, 3422420, 4791388, 5989235, 6844840, 9582776, 11978470, 23956940, 47913880]

約数ペア:

[(1, 47913880), (2, 23956940), (4, 11978470), (5, 9582776), (7, 6844840), (8, 5989235), (10, 4791388), (14, 3422420), (20, 2395694), (28, 1711210), (35, 1368968), (40, 1197847), (56, 855605), (70, 684484), (140, 342242), (211, 227080), (280, 171121), (422, 113540), (811, 59080), (844, 56770), (1055, 45416), (1477, 32440), (1622, 29540), (1688, 28385), (2110, 22708), (2954, 16220), (3244, 14770), (4055, 11816), (4220, 11354), (5677, 8440), (5908, 8110), (6488, 7385)]