8372780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32203}}^1$

素因数の和:32225

約数の個数: 24

約数和(自身を含む): 18935952

約数和(自身を除く): 10563172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 32203, 64406, 128812, 161015, 322030, 418639, 644060, 837278, 1674556, 2093195, 4186390, 8372780]

約数ペア:

[(1, 8372780), (2, 4186390), (4, 2093195), (5, 1674556), (10, 837278), (13, 644060), (20, 418639), (26, 322030), (52, 161015), (65, 128812), (130, 64406), (260, 32203)]