9709840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{2477}}^1$

素因数の和:2504

約数の個数: 60

約数和(自身を含む): 26271756

約数和(自身を除く): 16561916

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 2477, 3920, 4954, 9908, 12385, 17339, 19816, 24770, 34678, 39632, 49540, 69356, 86695, 99080, 121373, 138712, 173390, 198160, 242746, 277424, 346780, 485492, 606865, 693560, 970984, 1213730, 1387120, 1941968, 2427460, 4854920, 9709840]

約数ペア:

[(1, 9709840), (2, 4854920), (4, 2427460), (5, 1941968), (7, 1387120), (8, 1213730), (10, 970984), (14, 693560), (16, 606865), (20, 485492), (28, 346780), (35, 277424), (40, 242746), (49, 198160), (56, 173390), (70, 138712), (80, 121373), (98, 99080), (112, 86695), (140, 69356), (196, 49540), (245, 39632), (280, 34678), (392, 24770), (490, 19816), (560, 17339), (784, 12385), (980, 9908), (1960, 4954), (2477, 3920)]