28948000

素因数分解:

$2^5\times 5^3\times {\mathrm{7237}}^1$

素因数の和:7262

約数の個数: 48

約数和(自身を含む): 71135064

約数和(自身を除く): 42187064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 7237, 14474, 28948, 36185, 57896, 72370, 115792, 144740, 180925, 231584, 289480, 361850, 578960, 723700, 904625, 1157920, 1447400, 1809250, 2894800, 3618500, 5789600, 7237000, 14474000, 28948000]

約数ペア:

[(1, 28948000), (2, 14474000), (4, 7237000), (5, 5789600), (8, 3618500), (10, 2894800), (16, 1809250), (20, 1447400), (25, 1157920), (32, 904625), (40, 723700), (50, 578960), (80, 361850), (100, 289480), (125, 231584), (160, 180925), (200, 144740), (250, 115792), (400, 72370), (500, 57896), (800, 36185), (1000, 28948), (2000, 14474), (4000, 7237)]