2019018040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73259}}^1$

素因数の和:73336

約数の個数: 64

約数和(自身を含む): 4984610400

約数和(自身を除く): 2965592360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2756, 3445, 5512, 6890, 13780, 27560, 73259, 146518, 293036, 366295, 586072, 732590, 952367, 1465180, 1904734, 2930360, 3809468, 3882727, 4761835, 7618936, 7765454, 9523670, 15530908, 19047340, 19413635, 31061816, 38094680, 38827270, 50475451, 77654540, 100950902, 155309080, 201901804, 252377255, 403803608, 504754510, 1009509020, 2019018040]

約数ペア:

[(1, 2019018040), (2, 1009509020), (4, 504754510), (5, 403803608), (8, 252377255), (10, 201901804), (13, 155309080), (20, 100950902), (26, 77654540), (40, 50475451), (52, 38827270), (53, 38094680), (65, 31061816), (104, 19413635), (106, 19047340), (130, 15530908), (212, 9523670), (260, 7765454), (265, 7618936), (424, 4761835), (520, 3882727), (530, 3809468), (689, 2930360), (1060, 1904734), (1378, 1465180), (2120, 952367), (2756, 732590), (3445, 586072), (5512, 366295), (6890, 293036), (13780, 146518), (27560, 73259)]