851036780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1223}}^1\times {\mathrm{3163}}^1$

素因数の和:4406

約数の個数: 48

約数和(自身を含む): 1951858944

約数和(自身を除く): 1100822164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1223, 2446, 3163, 4892, 6115, 6326, 12230, 12652, 13453, 15815, 24460, 26906, 31630, 34793, 53812, 63260, 67265, 69586, 134530, 139172, 173965, 269060, 347930, 695860, 3868349, 7736698, 15473396, 19341745, 38683490, 42551839, 77366980, 85103678, 170207356, 212759195, 425518390, 851036780]

約数ペア:

[(1, 851036780), (2, 425518390), (4, 212759195), (5, 170207356), (10, 85103678), (11, 77366980), (20, 42551839), (22, 38683490), (44, 19341745), (55, 15473396), (110, 7736698), (220, 3868349), (1223, 695860), (2446, 347930), (3163, 269060), (4892, 173965), (6115, 139172), (6326, 134530), (12230, 69586), (12652, 67265), (13453, 63260), (15815, 53812), (24460, 34793), (26906, 31630)]