51396220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{48487}}^1$

素因数の和:48549

約数の個数: 24

約数和(自身を含む): 109970784

約数和(自身を除く): 58574564

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 48487, 96974, 193948, 242435, 484870, 969740, 2569811, 5139622, 10279244, 12849055, 25698110, 51396220]

約数ペア:

[(1, 51396220), (2, 25698110), (4, 12849055), (5, 10279244), (10, 5139622), (20, 2569811), (53, 969740), (106, 484870), (212, 242435), (265, 193948), (530, 96974), (1060, 48487)]