28693840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{51239}}^1$

素因数の和:51259

約数の個数: 40

約数和(自身を含む): 76245120

約数和(自身を除く): 47551280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 51239, 102478, 204956, 256195, 358673, 409912, 512390, 717346, 819824, 1024780, 1434692, 1793365, 2049560, 2869384, 3586730, 4099120, 5738768, 7173460, 14346920, 28693840]

約数ペア:

[(1, 28693840), (2, 14346920), (4, 7173460), (5, 5738768), (7, 4099120), (8, 3586730), (10, 2869384), (14, 2049560), (16, 1793365), (20, 1434692), (28, 1024780), (35, 819824), (40, 717346), (56, 512390), (70, 409912), (80, 358673), (112, 256195), (140, 204956), (280, 102478), (560, 51239)]