2018445100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{1289}}^1\times {\mathrm{2237}}^1$

素因数の和:3547

約数の個数: 72

約数和(自身を含む): 5011866720

約数和(自身を除く): 2993421620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 1289, 2237, 2578, 4474, 5156, 6445, 8948, 9023, 11185, 12890, 15659, 18046, 22370, 25780, 31318, 32225, 36092, 44740, 45115, 55925, 62636, 64450, 78295, 90230, 111850, 128900, 156590, 180460, 223700, 225575, 313180, 391475, 451150, 782950, 902300, 1565900, 2883493, 5766986, 11533972, 14417465, 20184451, 28834930, 40368902, 57669860, 72087325, 80737804, 100922255, 144174650, 201844510, 288349300, 403689020, 504611275, 1009222550, 2018445100]

約数ペア:

[(1, 2018445100), (2, 1009222550), (4, 504611275), (5, 403689020), (7, 288349300), (10, 201844510), (14, 144174650), (20, 100922255), (25, 80737804), (28, 72087325), (35, 57669860), (50, 40368902), (70, 28834930), (100, 20184451), (140, 14417465), (175, 11533972), (350, 5766986), (700, 2883493), (1289, 1565900), (2237, 902300), (2578, 782950), (4474, 451150), (5156, 391475), (6445, 313180), (8948, 225575), (9023, 223700), (11185, 180460), (12890, 156590), (15659, 128900), (18046, 111850), (22370, 90230), (25780, 78295), (31318, 64450), (32225, 62636), (36092, 55925), (44740, 45115)]