28733420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{27107}}^1$

素因数の和:27169

約数の個数: 24

約数和(自身を含む): 61480944

約数和(自身を除く): 32747524

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 27107, 54214, 108428, 135535, 271070, 542140, 1436671, 2873342, 5746684, 7183355, 14366710, 28733420]

約数ペア:

[(1, 28733420), (2, 14366710), (4, 7183355), (5, 5746684), (10, 2873342), (20, 1436671), (53, 542140), (106, 271070), (212, 135535), (265, 108428), (530, 54214), (1060, 27107)]