20774050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:483

約数の個数: 48

約数和(自身を含む): 42666912

約数和(自身を除く): 21892862

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 107, 110, 214, 275, 353, 535, 550, 706, 1070, 1177, 1765, 2354, 2675, 3530, 3883, 5350, 5885, 7766, 8825, 11770, 17650, 19415, 29425, 37771, 38830, 58850, 75542, 97075, 188855, 194150, 377710, 415481, 830962, 944275, 1888550, 2077405, 4154810, 10387025, 20774050]

約数ペア:

[(1, 20774050), (2, 10387025), (5, 4154810), (10, 2077405), (11, 1888550), (22, 944275), (25, 830962), (50, 415481), (55, 377710), (107, 194150), (110, 188855), (214, 97075), (275, 75542), (353, 58850), (535, 38830), (550, 37771), (706, 29425), (1070, 19415), (1177, 17650), (1765, 11770), (2354, 8825), (2675, 7766), (3530, 5885), (3883, 5350)]