28204960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{25183}}^1$

素因数の和:25205

約数の個数: 48

約数和(自身を含む): 76156416

約数和(自身を除く): 47951456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 25183, 50366, 100732, 125915, 176281, 201464, 251830, 352562, 402928, 503660, 705124, 805856, 881405, 1007320, 1410248, 1762810, 2014640, 2820496, 3525620, 4029280, 5640992, 7051240, 14102480, 28204960]

約数ペア:

[(1, 28204960), (2, 14102480), (4, 7051240), (5, 5640992), (7, 4029280), (8, 3525620), (10, 2820496), (14, 2014640), (16, 1762810), (20, 1410248), (28, 1007320), (32, 881405), (35, 805856), (40, 705124), (56, 503660), (70, 402928), (80, 352562), (112, 251830), (140, 201464), (160, 176281), (224, 125915), (280, 100732), (560, 50366), (1120, 25183)]