339340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:94

約数の個数: 36

約数和(自身を含む): 768096

約数和(自身を除く): 428756

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 361, 380, 470, 722, 893, 940, 1444, 1786, 1805, 3572, 3610, 4465, 7220, 8930, 16967, 17860, 33934, 67868, 84835, 169670, 339340]

約数ペア:

[(1, 339340), (2, 169670), (4, 84835), (5, 67868), (10, 33934), (19, 17860), (20, 16967), (38, 8930), (47, 7220), (76, 4465), (94, 3610), (95, 3572), (188, 1805), (190, 1786), (235, 1444), (361, 940), (380, 893), (470, 722)]