2012103380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{196879}}^1$

素因数の和:196968

約数の個数: 48

約数和(自身を含む): 4895224320

約数和(自身を除く): 2883120940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 196879, 393758, 787516, 984395, 1378153, 1968790, 2756306, 3937580, 5512612, 6890765, 13781530, 14372167, 27563060, 28744334, 57488668, 71860835, 100605169, 143721670, 201210338, 287443340, 402420676, 503025845, 1006051690, 2012103380]

約数ペア:

[(1, 2012103380), (2, 1006051690), (4, 503025845), (5, 402420676), (7, 287443340), (10, 201210338), (14, 143721670), (20, 100605169), (28, 71860835), (35, 57488668), (70, 28744334), (73, 27563060), (140, 14372167), (146, 13781530), (292, 6890765), (365, 5512612), (511, 3937580), (730, 2756306), (1022, 1968790), (1460, 1378153), (2044, 984395), (2555, 787516), (5110, 393758), (10220, 196879)]