20171930

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 37449216

約数和(自身を除く): 17277286

約数列:

[1, 2, 5, 10, 47, 94, 167, 235, 257, 334, 470, 514, 835, 1285, 1670, 2570, 7849, 12079, 15698, 24158, 39245, 42919, 60395, 78490, 85838, 120790, 214595, 429190, 2017193, 4034386, 10085965, 20171930]

約数ペア:

[(1, 20171930), (2, 10085965), (5, 4034386), (10, 2017193), (47, 429190), (94, 214595), (167, 120790), (235, 85838), (257, 78490), (334, 60395), (470, 42919), (514, 39245), (835, 24158), (1285, 15698), (1670, 12079), (2570, 7849)]