2007605840

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{197599}}^1$

素因数の和:197739

約数の個数: 40

約数和(自身を含む): 4704460800

約数和(自身を除く): 2696854960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 197599, 395198, 790396, 987995, 1580792, 1975990, 3161584, 3951980, 7903960, 15807920, 25095073, 50190146, 100380292, 125475365, 200760584, 250950730, 401521168, 501901460, 1003802920, 2007605840]

約数ペア:

[(1, 2007605840), (2, 1003802920), (4, 501901460), (5, 401521168), (8, 250950730), (10, 200760584), (16, 125475365), (20, 100380292), (40, 50190146), (80, 25095073), (127, 15807920), (254, 7903960), (508, 3951980), (635, 3161584), (1016, 1975990), (1270, 1580792), (2032, 987995), (2540, 790396), (5080, 395198), (10160, 197599)]