8902880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{7949}}^1$

素因数の和:7971

約数の個数: 48

約数和(自身を含む): 24040800

約数和(自身を除く): 15137920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 7949, 15898, 31796, 39745, 55643, 63592, 79490, 111286, 127184, 158980, 222572, 254368, 278215, 317960, 445144, 556430, 635920, 890288, 1112860, 1271840, 1780576, 2225720, 4451440, 8902880]

約数ペア:

[(1, 8902880), (2, 4451440), (4, 2225720), (5, 1780576), (7, 1271840), (8, 1112860), (10, 890288), (14, 635920), (16, 556430), (20, 445144), (28, 317960), (32, 278215), (35, 254368), (40, 222572), (56, 158980), (70, 127184), (80, 111286), (112, 79490), (140, 63592), (160, 55643), (224, 39745), (280, 31796), (560, 15898), (1120, 7949)]