22313440

素因数分解:

$2^5\times 5^1\times {\mathrm{139459}}^1$

素因数の和:139474

約数の個数: 24

約数和(自身を含む): 52715880

約数和(自身を除く): 30402440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 139459, 278918, 557836, 697295, 1115672, 1394590, 2231344, 2789180, 4462688, 5578360, 11156720, 22313440]

約数ペア:

[(1, 22313440), (2, 11156720), (4, 5578360), (5, 4462688), (8, 2789180), (10, 2231344), (16, 1394590), (20, 1115672), (32, 697295), (40, 557836), (80, 278918), (160, 139459)]