20708050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1637}}^1$

素因数の和:1683

約数の個数: 48

約数和(自身を含む): 43872192

約数和(自身を除く): 23164142

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 506, 550, 575, 1150, 1265, 1637, 2530, 3274, 6325, 8185, 12650, 16370, 18007, 36014, 37651, 40925, 75302, 81850, 90035, 180070, 188255, 376510, 414161, 450175, 828322, 900350, 941275, 1882550, 2070805, 4141610, 10354025, 20708050]

約数ペア:

[(1, 20708050), (2, 10354025), (5, 4141610), (10, 2070805), (11, 1882550), (22, 941275), (23, 900350), (25, 828322), (46, 450175), (50, 414161), (55, 376510), (110, 188255), (115, 180070), (230, 90035), (253, 81850), (275, 75302), (506, 40925), (550, 37651), (575, 36014), (1150, 18007), (1265, 16370), (1637, 12650), (2530, 8185), (3274, 6325)]