28999600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{10357}}^1$

素因数の和:10382

約数の個数: 60

約数和(自身を含む): 79632304

約数和(自身を除く): 50632704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 10357, 20714, 41428, 51785, 72499, 82856, 103570, 144998, 165712, 207140, 258925, 289996, 362495, 414280, 517850, 579992, 724990, 828560, 1035700, 1159984, 1449980, 1812475, 2071400, 2899960, 3624950, 4142800, 5799920, 7249900, 14499800, 28999600]

約数ペア:

[(1, 28999600), (2, 14499800), (4, 7249900), (5, 5799920), (7, 4142800), (8, 3624950), (10, 2899960), (14, 2071400), (16, 1812475), (20, 1449980), (25, 1159984), (28, 1035700), (35, 828560), (40, 724990), (50, 579992), (56, 517850), (70, 414280), (80, 362495), (100, 289996), (112, 258925), (140, 207140), (175, 165712), (200, 144998), (280, 103570), (350, 82856), (400, 72499), (560, 51785), (700, 41428), (1400, 20714), (2800, 10357)]