2681360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{277}}^1$

素因数の和:312

約数の個数: 60

約数和(自身を含む): 6877164

約数和(自身を除く): 4195804

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 277, 440, 484, 554, 605, 880, 968, 1108, 1210, 1385, 1936, 2216, 2420, 2770, 3047, 4432, 4840, 5540, 6094, 9680, 11080, 12188, 15235, 22160, 24376, 30470, 33517, 48752, 60940, 67034, 121880, 134068, 167585, 243760, 268136, 335170, 536272, 670340, 1340680, 2681360]

約数ペア:

[(1, 2681360), (2, 1340680), (4, 670340), (5, 536272), (8, 335170), (10, 268136), (11, 243760), (16, 167585), (20, 134068), (22, 121880), (40, 67034), (44, 60940), (55, 48752), (80, 33517), (88, 30470), (110, 24376), (121, 22160), (176, 15235), (220, 12188), (242, 11080), (277, 9680), (440, 6094), (484, 5540), (554, 4840), (605, 4432), (880, 3047), (968, 2770), (1108, 2420), (1210, 2216), (1385, 1936)]