28137400

素因数分解:

$2^3\times 5^2\times {\mathrm{269}}^1\times {\mathrm{523}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 65788200

約数和(自身を除く): 37650800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 269, 523, 538, 1046, 1076, 1345, 2092, 2152, 2615, 2690, 4184, 5230, 5380, 6725, 10460, 10760, 13075, 13450, 20920, 26150, 26900, 52300, 53800, 104600, 140687, 281374, 562748, 703435, 1125496, 1406870, 2813740, 3517175, 5627480, 7034350, 14068700, 28137400]

約数ペア:

[(1, 28137400), (2, 14068700), (4, 7034350), (5, 5627480), (8, 3517175), (10, 2813740), (20, 1406870), (25, 1125496), (40, 703435), (50, 562748), (100, 281374), (200, 140687), (269, 104600), (523, 53800), (538, 52300), (1046, 26900), (1076, 26150), (1345, 20920), (2092, 13450), (2152, 13075), (2615, 10760), (2690, 10460), (4184, 6725), (5230, 5380)]