27977980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19163}}^1$

素因数の和:19245

約数の個数: 24

約数和(自身を含む): 59561712

約数和(自身を除く): 31583732

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 19163, 38326, 76652, 95815, 191630, 383260, 1398899, 2797798, 5595596, 6994495, 13988990, 27977980]

約数ペア:

[(1, 27977980), (2, 13988990), (4, 6994495), (5, 5595596), (10, 2797798), (20, 1398899), (73, 383260), (146, 191630), (292, 95815), (365, 76652), (730, 38326), (1460, 19163)]