28141850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2693}}^1$

素因数の和:2735

約数の個数: 48

約数和(自身を含む): 60130080

約数和(自身を除く): 31988230

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 2090, 2693, 5225, 5386, 10450, 13465, 26930, 29623, 51167, 59246, 67325, 102334, 134650, 148115, 255835, 296230, 511670, 562837, 740575, 1125674, 1279175, 1481150, 2558350, 2814185, 5628370, 14070925, 28141850]

約数ペア:

[(1, 28141850), (2, 14070925), (5, 5628370), (10, 2814185), (11, 2558350), (19, 1481150), (22, 1279175), (25, 1125674), (38, 740575), (50, 562837), (55, 511670), (95, 296230), (110, 255835), (190, 148115), (209, 134650), (275, 102334), (418, 67325), (475, 59246), (550, 51167), (950, 29623), (1045, 26930), (2090, 13465), (2693, 10450), (5225, 5386)]