9782380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^2$

素因数の和:246

約数の個数: 36

約数和(自身を含む): 21086352

約数和(自身を除く): 11303972

約数列:

[1, 2, 4, 5, 10, 20, 71, 83, 142, 166, 284, 332, 355, 415, 710, 830, 1420, 1660, 5893, 6889, 11786, 13778, 23572, 27556, 29465, 34445, 58930, 68890, 117860, 137780, 489119, 978238, 1956476, 2445595, 4891190, 9782380]

約数ペア:

[(1, 9782380), (2, 4891190), (4, 2445595), (5, 1956476), (10, 978238), (20, 489119), (71, 137780), (83, 117860), (142, 68890), (166, 58930), (284, 34445), (332, 29465), (355, 27556), (415, 23572), (710, 13778), (830, 11786), (1420, 6889), (1660, 5893)]