3856520

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1439}}^1$

素因数の和:1517

約数の個数: 32

約数和(自身を含む): 8812800

約数和(自身を除く): 4956280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 1439, 2680, 2878, 5756, 7195, 11512, 14390, 28780, 57560, 96413, 192826, 385652, 482065, 771304, 964130, 1928260, 3856520]

約数ペア:

[(1, 3856520), (2, 1928260), (4, 964130), (5, 771304), (8, 482065), (10, 385652), (20, 192826), (40, 96413), (67, 57560), (134, 28780), (268, 14390), (335, 11512), (536, 7195), (670, 5756), (1340, 2878), (1439, 2680)]