28428580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{937}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 62876016

約数和(自身を除く): 34447436

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 74, 82, 148, 164, 185, 205, 370, 410, 740, 820, 937, 1517, 1874, 3034, 3748, 4685, 6068, 7585, 9370, 15170, 18740, 30340, 34669, 38417, 69338, 76834, 138676, 153668, 173345, 192085, 346690, 384170, 693380, 768340, 1421429, 2842858, 5685716, 7107145, 14214290, 28428580]

約数ペア:

[(1, 28428580), (2, 14214290), (4, 7107145), (5, 5685716), (10, 2842858), (20, 1421429), (37, 768340), (41, 693380), (74, 384170), (82, 346690), (148, 192085), (164, 173345), (185, 153668), (205, 138676), (370, 76834), (410, 69338), (740, 38417), (820, 34669), (937, 30340), (1517, 18740), (1874, 15170), (3034, 9370), (3748, 7585), (4685, 6068)]