20765100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3643}}^1$

素因数の和:3679

約数の個数: 72

約数和(自身を含む): 63259840

約数和(自身を除く): 42494740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 3643, 5700, 7286, 10929, 14572, 18215, 21858, 36430, 43716, 54645, 69217, 72860, 91075, 109290, 138434, 182150, 207651, 218580, 273225, 276868, 346085, 364300, 415302, 546450, 692170, 830604, 1038255, 1092900, 1384340, 1730425, 2076510, 3460850, 4153020, 5191275, 6921700, 10382550, 20765100]

約数ペア:

[(1, 20765100), (2, 10382550), (3, 6921700), (4, 5191275), (5, 4153020), (6, 3460850), (10, 2076510), (12, 1730425), (15, 1384340), (19, 1092900), (20, 1038255), (25, 830604), (30, 692170), (38, 546450), (50, 415302), (57, 364300), (60, 346085), (75, 276868), (76, 273225), (95, 218580), (100, 207651), (114, 182150), (150, 138434), (190, 109290), (228, 91075), (285, 72860), (300, 69217), (380, 54645), (475, 43716), (570, 36430), (950, 21858), (1140, 18215), (1425, 14572), (1900, 10929), (2850, 7286), (3643, 5700)]