7380820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9001}}^1$

素因数の和:9051

約数の個数: 24

約数和(自身を含む): 15879528

約数和(自身を除く): 8498708

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 9001, 18002, 36004, 45005, 90010, 180020, 369041, 738082, 1476164, 1845205, 3690410, 7380820]

約数ペア:

[(1, 7380820), (2, 3690410), (4, 1845205), (5, 1476164), (10, 738082), (20, 369041), (41, 180020), (82, 90010), (164, 45005), (205, 36004), (410, 18002), (820, 9001)]