27413980

素因数分解:

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

素因数の和:726

約数の個数: 36

約数和(自身を含む): 62981352

約数和(自身を除く): 35567372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 353, 706, 1412, 1765, 3530, 3883, 7060, 7766, 15532, 19415, 38830, 77660, 124609, 249218, 498436, 623045, 1246090, 1370699, 2492180, 2741398, 5482796, 6853495, 13706990, 27413980]

約数ペア:

[(1, 27413980), (2, 13706990), (4, 6853495), (5, 5482796), (10, 2741398), (11, 2492180), (20, 1370699), (22, 1246090), (44, 623045), (55, 498436), (110, 249218), (220, 124609), (353, 77660), (706, 38830), (1412, 19415), (1765, 15532), (3530, 7766), (3883, 7060)]