20653950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{7247}}^1$

素因数の和:7281

約数の個数: 48

約数和(自身を含む): 53925120

約数和(自身を除く): 33271170

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 475, 570, 950, 1425, 2850, 7247, 14494, 21741, 36235, 43482, 72470, 108705, 137693, 181175, 217410, 275386, 362350, 413079, 543525, 688465, 826158, 1087050, 1376930, 2065395, 3442325, 4130790, 6884650, 10326975, 20653950]

約数ペア:

[(1, 20653950), (2, 10326975), (3, 6884650), (5, 4130790), (6, 3442325), (10, 2065395), (15, 1376930), (19, 1087050), (25, 826158), (30, 688465), (38, 543525), (50, 413079), (57, 362350), (75, 275386), (95, 217410), (114, 181175), (150, 137693), (190, 108705), (285, 72470), (475, 43482), (570, 36235), (950, 21741), (1425, 14494), (2850, 7247)]