7748200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2039}}^1$

素因数の和:2074

約数の個数: 48

約数和(自身を含む): 18972000

約数和(自身を除く): 11223800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 2039, 3800, 4078, 8156, 10195, 16312, 20390, 38741, 40780, 50975, 77482, 81560, 101950, 154964, 193705, 203900, 309928, 387410, 407800, 774820, 968525, 1549640, 1937050, 3874100, 7748200]

約数ペア:

[(1, 7748200), (2, 3874100), (4, 1937050), (5, 1549640), (8, 968525), (10, 774820), (19, 407800), (20, 387410), (25, 309928), (38, 203900), (40, 193705), (50, 154964), (76, 101950), (95, 81560), (100, 77482), (152, 50975), (190, 40780), (200, 38741), (380, 20390), (475, 16312), (760, 10195), (950, 8156), (1900, 4078), (2039, 3800)]