201738970

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{2731}}^1$

素因数の和:2910

約数の個数: 32

約数和(自身を含む): 371770560

約数和(自身を除く): 170031590

約数列:

[1, 2, 5, 10, 83, 89, 166, 178, 415, 445, 830, 890, 2731, 5462, 7387, 13655, 14774, 27310, 36935, 73870, 226673, 243059, 453346, 486118, 1133365, 1215295, 2266730, 2430590, 20173897, 40347794, 100869485, 201738970]

約数ペア:

[(1, 201738970), (2, 100869485), (5, 40347794), (10, 20173897), (83, 2430590), (89, 2266730), (166, 1215295), (178, 1133365), (415, 486118), (445, 453346), (830, 243059), (890, 226673), (2731, 73870), (5462, 36935), (7387, 27310), (13655, 14774)]