237840140

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{105239}}^1$

素因数の和:105361

約数の個数: 24

約数和(自身を含む): 503889120

約数和(自身を除く): 266048980

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 105239, 210478, 420956, 526195, 1052390, 2104780, 11892007, 23784014, 47568028, 59460035, 118920070, 237840140]

約数ペア:

[(1, 237840140), (2, 118920070), (4, 59460035), (5, 47568028), (10, 23784014), (20, 11892007), (113, 2104780), (226, 1052390), (452, 526195), (565, 420956), (1130, 210478), (2260, 105239)]