4322840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1613}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 9877680

約数和(自身を除く): 5554840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 1613, 2680, 3226, 6452, 8065, 12904, 16130, 32260, 64520, 108071, 216142, 432284, 540355, 864568, 1080710, 2161420, 4322840]

約数ペア:

[(1, 4322840), (2, 2161420), (4, 1080710), (5, 864568), (8, 540355), (10, 432284), (20, 216142), (40, 108071), (67, 64520), (134, 32260), (268, 16130), (335, 12904), (536, 8065), (670, 6452), (1340, 3226), (1613, 2680)]