2171750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:114

約数の個数: 64

約数和(自身を含む): 4987008

約数和(自身を除く): 2815258

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 73, 85, 119, 125, 146, 170, 175, 238, 250, 350, 365, 425, 511, 595, 730, 850, 875, 1022, 1190, 1241, 1750, 1825, 2125, 2482, 2555, 2975, 3650, 4250, 5110, 5950, 6205, 8687, 9125, 12410, 12775, 14875, 17374, 18250, 25550, 29750, 31025, 43435, 62050, 63875, 86870, 127750, 155125, 217175, 310250, 434350, 1085875, 2171750]

約数ペア:

[(1, 2171750), (2, 1085875), (5, 434350), (7, 310250), (10, 217175), (14, 155125), (17, 127750), (25, 86870), (34, 63875), (35, 62050), (50, 43435), (70, 31025), (73, 29750), (85, 25550), (119, 18250), (125, 17374), (146, 14875), (170, 12775), (175, 12410), (238, 9125), (250, 8687), (350, 6205), (365, 5950), (425, 5110), (511, 4250), (595, 3650), (730, 2975), (850, 2555), (875, 2482), (1022, 2125), (1190, 1825), (1241, 1750)]