7291220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 16087680

約数和(自身を除く): 8796460

約数列:

[1, 2, 4, 5, 10, 20, 37, 59, 74, 118, 148, 167, 185, 236, 295, 334, 370, 590, 668, 740, 835, 1180, 1670, 2183, 3340, 4366, 6179, 8732, 9853, 10915, 12358, 19706, 21830, 24716, 30895, 39412, 43660, 49265, 61790, 98530, 123580, 197060, 364561, 729122, 1458244, 1822805, 3645610, 7291220]

約数ペア:

[(1, 7291220), (2, 3645610), (4, 1822805), (5, 1458244), (10, 729122), (20, 364561), (37, 197060), (59, 123580), (74, 98530), (118, 61790), (148, 49265), (167, 43660), (185, 39412), (236, 30895), (295, 24716), (334, 21830), (370, 19706), (590, 12358), (668, 10915), (740, 9853), (835, 8732), (1180, 6179), (1670, 4366), (2183, 3340)]