19435100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 45465840

約数和(自身を除く): 26030740

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 53, 76, 95, 100, 106, 190, 193, 212, 265, 380, 386, 475, 530, 772, 950, 965, 1007, 1060, 1325, 1900, 1930, 2014, 2650, 3667, 3860, 4028, 4825, 5035, 5300, 7334, 9650, 10070, 10229, 14668, 18335, 19300, 20140, 20458, 25175, 36670, 40916, 50350, 51145, 73340, 91675, 100700, 102290, 183350, 194351, 204580, 255725, 366700, 388702, 511450, 777404, 971755, 1022900, 1943510, 3887020, 4858775, 9717550, 19435100]

約数ペア:

[(1, 19435100), (2, 9717550), (4, 4858775), (5, 3887020), (10, 1943510), (19, 1022900), (20, 971755), (25, 777404), (38, 511450), (50, 388702), (53, 366700), (76, 255725), (95, 204580), (100, 194351), (106, 183350), (190, 102290), (193, 100700), (212, 91675), (265, 73340), (380, 51145), (386, 50350), (475, 40916), (530, 36670), (772, 25175), (950, 20458), (965, 20140), (1007, 19300), (1060, 18335), (1325, 14668), (1900, 10229), (1930, 10070), (2014, 9650), (2650, 7334), (3667, 5300), (3860, 5035), (4028, 4825)]