2436820

素因数分解:

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

素因数の和:172

約数の個数: 36

約数和(自身を含む): 5318460

約数和(自身を除く): 2881640

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 89, 148, 178, 185, 356, 370, 445, 740, 890, 1369, 1780, 2738, 3293, 5476, 6586, 6845, 13172, 13690, 16465, 27380, 32930, 65860, 121841, 243682, 487364, 609205, 1218410, 2436820]

約数ペア:

[(1, 2436820), (2, 1218410), (4, 609205), (5, 487364), (10, 243682), (20, 121841), (37, 65860), (74, 32930), (89, 27380), (148, 16465), (178, 13690), (185, 13172), (356, 6845), (370, 6586), (445, 5476), (740, 3293), (890, 2738), (1369, 1780)]