20473450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 41872320

約数和(自身を除く): 21398870

約数列:

[1, 2, 5, 10, 19, 23, 25, 38, 46, 50, 95, 115, 190, 230, 437, 475, 575, 874, 937, 950, 1150, 1874, 2185, 4370, 4685, 9370, 10925, 17803, 21551, 21850, 23425, 35606, 43102, 46850, 89015, 107755, 178030, 215510, 409469, 445075, 538775, 818938, 890150, 1077550, 2047345, 4094690, 10236725, 20473450]

約数ペア:

[(1, 20473450), (2, 10236725), (5, 4094690), (10, 2047345), (19, 1077550), (23, 890150), (25, 818938), (38, 538775), (46, 445075), (50, 409469), (95, 215510), (115, 178030), (190, 107755), (230, 89015), (437, 46850), (475, 43102), (575, 35606), (874, 23425), (937, 21850), (950, 21551), (1150, 17803), (1874, 10925), (2185, 9370), (4370, 4685)]