24897880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{12703}}^1$

素因数の和:12728

約数の個数: 48

約数和(自身を含む): 65171520

約数和(自身を除く): 40273640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 12703, 25406, 50812, 63515, 88921, 101624, 127030, 177842, 254060, 355684, 444605, 508120, 622447, 711368, 889210, 1244894, 1778420, 2489788, 3112235, 3556840, 4979576, 6224470, 12448940, 24897880]

約数ペア:

[(1, 24897880), (2, 12448940), (4, 6224470), (5, 4979576), (7, 3556840), (8, 3112235), (10, 2489788), (14, 1778420), (20, 1244894), (28, 889210), (35, 711368), (40, 622447), (49, 508120), (56, 444605), (70, 355684), (98, 254060), (140, 177842), (196, 127030), (245, 101624), (280, 88921), (392, 63515), (490, 50812), (980, 25406), (1960, 12703)]