2899960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{10357}}^1$

素因数の和:10375

約数の個数: 32

約数和(自身を含む): 7457760

約数和(自身を除く): 4557800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 10357, 20714, 41428, 51785, 72499, 82856, 103570, 144998, 207140, 289996, 362495, 414280, 579992, 724990, 1449980, 2899960]

約数ペア:

[(1, 2899960), (2, 1449980), (4, 724990), (5, 579992), (7, 414280), (8, 362495), (10, 289996), (14, 207140), (20, 144998), (28, 103570), (35, 82856), (40, 72499), (56, 51785), (70, 41428), (140, 20714), (280, 10357)]