8915060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{827}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 23786784

約数和(自身を除く): 14871724

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 827, 980, 1078, 1540, 1654, 2156, 2695, 3308, 4135, 5390, 5789, 8270, 9097, 10780, 11578, 16540, 18194, 23156, 28945, 36388, 40523, 45485, 57890, 63679, 81046, 90970, 115780, 127358, 162092, 181940, 202615, 254716, 318395, 405230, 445753, 636790, 810460, 891506, 1273580, 1783012, 2228765, 4457530, 8915060]

約数ペア:

[(1, 8915060), (2, 4457530), (4, 2228765), (5, 1783012), (7, 1273580), (10, 891506), (11, 810460), (14, 636790), (20, 445753), (22, 405230), (28, 318395), (35, 254716), (44, 202615), (49, 181940), (55, 162092), (70, 127358), (77, 115780), (98, 90970), (110, 81046), (140, 63679), (154, 57890), (196, 45485), (220, 40523), (245, 36388), (308, 28945), (385, 23156), (490, 18194), (539, 16540), (770, 11578), (827, 10780), (980, 9097), (1078, 8270), (1540, 5789), (1654, 5390), (2156, 4135), (2695, 3308)]