3490580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 7756560

約数和(自身を除く): 4265980

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 89, 106, 148, 178, 185, 212, 265, 356, 370, 445, 530, 740, 890, 1060, 1780, 1961, 3293, 3922, 4717, 6586, 7844, 9434, 9805, 13172, 16465, 18868, 19610, 23585, 32930, 39220, 47170, 65860, 94340, 174529, 349058, 698116, 872645, 1745290, 3490580]

約数ペア:

[(1, 3490580), (2, 1745290), (4, 872645), (5, 698116), (10, 349058), (20, 174529), (37, 94340), (53, 65860), (74, 47170), (89, 39220), (106, 32930), (148, 23585), (178, 19610), (185, 18868), (212, 16465), (265, 13172), (356, 9805), (370, 9434), (445, 7844), (530, 6586), (740, 4717), (890, 3922), (1060, 3293), (1780, 1961)]