28415420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2437}}^1$

素因数の和:2510

約数の個数: 48

約数和(自身を含む): 66352608

約数和(自身を除く): 37937188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2437, 2915, 4874, 5830, 9748, 11660, 12185, 24370, 26807, 48740, 53614, 107228, 129161, 134035, 258322, 268070, 516644, 536140, 645805, 1291610, 1420771, 2583220, 2841542, 5683084, 7103855, 14207710, 28415420]

約数ペア:

[(1, 28415420), (2, 14207710), (4, 7103855), (5, 5683084), (10, 2841542), (11, 2583220), (20, 1420771), (22, 1291610), (44, 645805), (53, 536140), (55, 516644), (106, 268070), (110, 258322), (212, 134035), (220, 129161), (265, 107228), (530, 53614), (583, 48740), (1060, 26807), (1166, 24370), (2332, 12185), (2437, 11660), (2915, 9748), (4874, 5830)]