28729020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12941}}^1$

素因数の和:12990

約数の個数: 48

約数和(自身を含む): 82621728

約数和(自身を除く): 53892708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 12941, 25882, 38823, 51764, 64705, 77646, 129410, 155292, 194115, 258820, 388230, 478817, 776460, 957634, 1436451, 1915268, 2394085, 2872902, 4788170, 5745804, 7182255, 9576340, 14364510, 28729020]

約数ペア:

[(1, 28729020), (2, 14364510), (3, 9576340), (4, 7182255), (5, 5745804), (6, 4788170), (10, 2872902), (12, 2394085), (15, 1915268), (20, 1436451), (30, 957634), (37, 776460), (60, 478817), (74, 388230), (111, 258820), (148, 194115), (185, 155292), (222, 129410), (370, 77646), (444, 64705), (555, 51764), (740, 38823), (1110, 25882), (2220, 12941)]