17997710

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 33436800

約数和(自身を除く): 15439090

約数列:

[1, 2, 5, 10, 47, 94, 149, 235, 257, 298, 470, 514, 745, 1285, 1490, 2570, 7003, 12079, 14006, 24158, 35015, 38293, 60395, 70030, 76586, 120790, 191465, 382930, 1799771, 3599542, 8998855, 17997710]

約数ペア:

[(1, 17997710), (2, 8998855), (5, 3599542), (10, 1799771), (47, 382930), (94, 191465), (149, 120790), (235, 76586), (257, 70030), (298, 60395), (470, 38293), (514, 35015), (745, 24158), (1285, 14006), (1490, 12079), (2570, 7003)]