205834160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{367561}}^1$

素因数の和:367581

約数の個数: 40

約数和(自身を含む): 546932256

約数和(自身を除く): 341098096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 367561, 735122, 1470244, 1837805, 2572927, 2940488, 3675610, 5145854, 5880976, 7351220, 10291708, 12864635, 14702440, 20583416, 25729270, 29404880, 41166832, 51458540, 102917080, 205834160]

約数ペア:

[(1, 205834160), (2, 102917080), (4, 51458540), (5, 41166832), (7, 29404880), (8, 25729270), (10, 20583416), (14, 14702440), (16, 12864635), (20, 10291708), (28, 7351220), (35, 5880976), (40, 5145854), (56, 3675610), (70, 2940488), (80, 2572927), (112, 1837805), (140, 1470244), (280, 735122), (560, 367561)]