8245820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1013}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 19420128

約数和(自身を除く): 11174308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1013, 1628, 2026, 2035, 4052, 4070, 5065, 8140, 10130, 11143, 20260, 22286, 37481, 44572, 55715, 74962, 111430, 149924, 187405, 222860, 374810, 412291, 749620, 824582, 1649164, 2061455, 4122910, 8245820]

約数ペア:

[(1, 8245820), (2, 4122910), (4, 2061455), (5, 1649164), (10, 824582), (11, 749620), (20, 412291), (22, 374810), (37, 222860), (44, 187405), (55, 149924), (74, 111430), (110, 74962), (148, 55715), (185, 44572), (220, 37481), (370, 22286), (407, 20260), (740, 11143), (814, 10130), (1013, 8140), (1628, 5065), (2026, 4070), (2035, 4052)]