72040210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{34469}}^1$

素因数の和:34506

約数の個数: 32

約数和(自身を含む): 148910400

約数和(自身を除く): 76870190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 34469, 68938, 172345, 344690, 379159, 654911, 758318, 1309822, 1895795, 3274555, 3791590, 6549110, 7204021, 14408042, 36020105, 72040210]

約数ペア:

[(1, 72040210), (2, 36020105), (5, 14408042), (10, 7204021), (11, 6549110), (19, 3791590), (22, 3274555), (38, 1895795), (55, 1309822), (95, 758318), (110, 654911), (190, 379159), (209, 344690), (418, 172345), (1045, 68938), (2090, 34469)]