495841640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{3697}}^1$

素因数の和:4194

約数の個数: 64

約数和(自身を含む): 1278028800

約数和(自身を除く): 782187160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 479, 958, 1916, 2395, 3353, 3697, 3832, 4790, 6706, 7394, 9580, 13412, 14788, 16765, 18485, 19160, 25879, 26824, 29576, 33530, 36970, 51758, 67060, 73940, 103516, 129395, 134120, 147880, 207032, 258790, 517580, 1035160, 1770863, 3541726, 7083452, 8854315, 12396041, 14166904, 17708630, 24792082, 35417260, 49584164, 61980205, 70834520, 99168328, 123960410, 247920820, 495841640]

約数ペア:

[(1, 495841640), (2, 247920820), (4, 123960410), (5, 99168328), (7, 70834520), (8, 61980205), (10, 49584164), (14, 35417260), (20, 24792082), (28, 17708630), (35, 14166904), (40, 12396041), (56, 8854315), (70, 7083452), (140, 3541726), (280, 1770863), (479, 1035160), (958, 517580), (1916, 258790), (2395, 207032), (3353, 147880), (3697, 134120), (3832, 129395), (4790, 103516), (6706, 73940), (7394, 67060), (9580, 51758), (13412, 36970), (14788, 33530), (16765, 29576), (18485, 26824), (19160, 25879)]