40109200

素因数分解:

$2^4\times 5^2\times {\mathrm{197}}^1\times {\mathrm{509}}^1$

素因数の和:724

約数の個数: 60

約数和(自身を含む): 97041780

約数和(自身を除く): 56932580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 197, 200, 394, 400, 509, 788, 985, 1018, 1576, 1970, 2036, 2545, 3152, 3940, 4072, 4925, 5090, 7880, 8144, 9850, 10180, 12725, 15760, 19700, 20360, 25450, 39400, 40720, 50900, 78800, 100273, 101800, 200546, 203600, 401092, 501365, 802184, 1002730, 1604368, 2005460, 2506825, 4010920, 5013650, 8021840, 10027300, 20054600, 40109200]

約数ペア:

[(1, 40109200), (2, 20054600), (4, 10027300), (5, 8021840), (8, 5013650), (10, 4010920), (16, 2506825), (20, 2005460), (25, 1604368), (40, 1002730), (50, 802184), (80, 501365), (100, 401092), (197, 203600), (200, 200546), (394, 101800), (400, 100273), (509, 78800), (788, 50900), (985, 40720), (1018, 39400), (1576, 25450), (1970, 20360), (2036, 19700), (2545, 15760), (3152, 12725), (3940, 10180), (4072, 9850), (4925, 8144), (5090, 7880)]