1815956720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{986933}}^1$

素因数の和:986969

約数の個数: 40

約数和(自身を含む): 4405673376

約数和(自身を除く): 2589716656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 986933, 1973866, 3947732, 4934665, 7895464, 9869330, 15790928, 19738660, 22699459, 39477320, 45398918, 78954640, 90797836, 113497295, 181595672, 226994590, 363191344, 453989180, 907978360, 1815956720]

約数ペア:

[(1, 1815956720), (2, 907978360), (4, 453989180), (5, 363191344), (8, 226994590), (10, 181595672), (16, 113497295), (20, 90797836), (23, 78954640), (40, 45398918), (46, 39477320), (80, 22699459), (92, 19738660), (115, 15790928), (184, 9869330), (230, 7895464), (368, 4934665), (460, 3947732), (920, 1973866), (1840, 986933)]