2794006040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{20323}}^1$

素因数の和:20832

約数の個数: 64

約数和(自身を含む): 7199573760

約数和(自身を除く): 4405567720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 491, 982, 1964, 2455, 3437, 3928, 4910, 6874, 9820, 13748, 17185, 19640, 20323, 27496, 34370, 40646, 68740, 81292, 101615, 137480, 142261, 162584, 203230, 284522, 406460, 569044, 711305, 812920, 1138088, 1422610, 2845220, 5690440, 9978593, 19957186, 39914372, 49892965, 69850151, 79828744, 99785930, 139700302, 199571860, 279400604, 349250755, 399143720, 558801208, 698501510, 1397003020, 2794006040]

約数ペア:

[(1, 2794006040), (2, 1397003020), (4, 698501510), (5, 558801208), (7, 399143720), (8, 349250755), (10, 279400604), (14, 199571860), (20, 139700302), (28, 99785930), (35, 79828744), (40, 69850151), (56, 49892965), (70, 39914372), (140, 19957186), (280, 9978593), (491, 5690440), (982, 2845220), (1964, 1422610), (2455, 1138088), (3437, 812920), (3928, 711305), (4910, 569044), (6874, 406460), (9820, 284522), (13748, 203230), (17185, 162584), (19640, 142261), (20323, 137480), (27496, 101615), (34370, 81292), (40646, 68740)]