42513560

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{2113}}^1$

素因数の和:2627

約数の個数: 32

約数和(自身を含む): 95891040

約数和(自身を除く): 53377480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2113, 2515, 4024, 4226, 5030, 8452, 10060, 10565, 16904, 20120, 21130, 42260, 84520, 1062839, 2125678, 4251356, 5314195, 8502712, 10628390, 21256780, 42513560]

約数ペア:

[(1, 42513560), (2, 21256780), (4, 10628390), (5, 8502712), (8, 5314195), (10, 4251356), (20, 2125678), (40, 1062839), (503, 84520), (1006, 42260), (2012, 21130), (2113, 20120), (2515, 16904), (4024, 10565), (4226, 10060), (5030, 8452)]