1867880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{953}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 4894020

約数和(自身を除く): 3026140

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, 953, 980, 1906, 1960, 3812, 4765, 6671, 7624, 9530, 13342, 19060, 26684, 33355, 38120, 46697, 53368, 66710, 93394, 133420, 186788, 233485, 266840, 373576, 466970, 933940, 1867880]

約数ペア:

[(1, 1867880), (2, 933940), (4, 466970), (5, 373576), (7, 266840), (8, 233485), (10, 186788), (14, 133420), (20, 93394), (28, 66710), (35, 53368), (40, 46697), (49, 38120), (56, 33355), (70, 26684), (98, 19060), (140, 13342), (196, 9530), (245, 7624), (280, 6671), (392, 4765), (490, 3812), (953, 1960), (980, 1906)]