20570350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 41068800

約数和(自身を除く): 20498450

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 59, 95, 118, 190, 295, 367, 475, 590, 734, 950, 1121, 1475, 1835, 2242, 2950, 3670, 5605, 6973, 9175, 11210, 13946, 18350, 21653, 28025, 34865, 43306, 56050, 69730, 108265, 174325, 216530, 348650, 411407, 541325, 822814, 1082650, 2057035, 4114070, 10285175, 20570350]

約数ペア:

[(1, 20570350), (2, 10285175), (5, 4114070), (10, 2057035), (19, 1082650), (25, 822814), (38, 541325), (50, 411407), (59, 348650), (95, 216530), (118, 174325), (190, 108265), (295, 69730), (367, 56050), (475, 43306), (590, 34865), (734, 28025), (950, 21653), (1121, 18350), (1475, 13946), (1835, 11210), (2242, 9175), (2950, 6973), (3670, 5605)]