8601020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 18960480

約数和(自身を除く): 10359460

約数列:

[1, 2, 4, 5, 10, 20, 37, 59, 74, 118, 148, 185, 197, 236, 295, 370, 394, 590, 740, 788, 985, 1180, 1970, 2183, 3940, 4366, 7289, 8732, 10915, 11623, 14578, 21830, 23246, 29156, 36445, 43660, 46492, 58115, 72890, 116230, 145780, 232460, 430051, 860102, 1720204, 2150255, 4300510, 8601020]

約数ペア:

[(1, 8601020), (2, 4300510), (4, 2150255), (5, 1720204), (10, 860102), (20, 430051), (37, 232460), (59, 145780), (74, 116230), (118, 72890), (148, 58115), (185, 46492), (197, 43660), (236, 36445), (295, 29156), (370, 23246), (394, 21830), (590, 14578), (740, 11623), (788, 10915), (985, 8732), (1180, 7289), (1970, 4366), (2183, 3940)]