900772520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{2083}}^1$

素因数の和:2682

約数の個数: 64

約数和(自身を含む): 2138184000

約数和(自身を除く): 1237411480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 569, 760, 1138, 2083, 2276, 2845, 4166, 4552, 5690, 8332, 10415, 10811, 11380, 16664, 20830, 21622, 22760, 39577, 41660, 43244, 54055, 79154, 83320, 86488, 108110, 158308, 197885, 216220, 316616, 395770, 432440, 791540, 1185227, 1583080, 2370454, 4740908, 5926135, 9481816, 11852270, 22519313, 23704540, 45038626, 47409080, 90077252, 112596565, 180154504, 225193130, 450386260, 900772520]

約数ペア:

[(1, 900772520), (2, 450386260), (4, 225193130), (5, 180154504), (8, 112596565), (10, 90077252), (19, 47409080), (20, 45038626), (38, 23704540), (40, 22519313), (76, 11852270), (95, 9481816), (152, 5926135), (190, 4740908), (380, 2370454), (569, 1583080), (760, 1185227), (1138, 791540), (2083, 432440), (2276, 395770), (2845, 316616), (4166, 216220), (4552, 197885), (5690, 158308), (8332, 108110), (10415, 86488), (10811, 83320), (11380, 79154), (16664, 54055), (20830, 43244), (21622, 41660), (22760, 39577)]